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22 March, 2018

How To Unlock Any Computer Using An Android Or iPhone Device

How to unlock computers with Android or iphone
Always looking for a method or way to secure your computer better without stress?. Here is a solution tutorial on how to unlock a computer via Android and iOS phones.

The tutorial i'm discussing with you today will save you from the stress of typing that your long and tricky password of yours.
Even as technology climbs up to another level, we also here at damytechs will continue giving to you the best of which you need as long as technology is concerned.

Unlocking your computer with the help of you Android or IOS devices helps to secure your Computer in the sense that no one can gain access to (operate) your computer without having your phone with them. With this you can also setup an emergency call.
This Unlocking trick is a two-way authentication method and it's not selective of which computer - it works on both windows and Mac computer.

The brain behind the stress less Unlocking security method is "Rohos software". So, shortly let's consider the importance of using Rohos software in particular as an unlock media for a computer.

Benefits Of Unlocking A Computer Through Android Or iOS Device Using This Method.

  • Easy and Safe to use.
  • Saves you from remembering / using that your long and complex password.
  • Uses mobile phone as authentication key for login by simply tapping on it.
  • Two way authentication.
  • It works easily with both WiFi and Lan.
  • Your phone(Android or iOS) is converted to an e-key (electronic key).
Having seen the benefits above, let's now go on with the setup process.

Start by downloading Rohos software for the devices you wanna use :
  • Computer
»»»» Mac - HERE
»»»» Windows - HERE
  • Phone
»»»» Android - HERE
»»»» iOS - HERE

After installing the software on the device you want to use for the setup, launch the software.
  • Select " Options " as seen in the image below. From the pop-up window choose mobile phone (Android/iPhone).
Rohos installation guide

  • Click "setup a key", put any password of your choice, the "enter". The computer will display a QR-code to scan.
Rohos scanning QR-code with phone guide

At this point I want you to know that there are two media that you can use to connect the phone to Pc(computer) for Unlock to work. 1 : WiFi/Lan  and  2 : QR-code.

*If you want to use WiFi make sure both the phone and PC is connected to the same WiFi.
 *If WiFi is not connected then,you will make use of QR-code.

  • Open the installed Rohos software on your phone and scan the QR-code on the screen of the computer. 
  • It will detect the name of the computer(see pics below)
Rohos mobile app on Android or iPhone

  • Now after successful a connection above 👆 we are going to lock our computer and unlock from the phone.

Lock And Unlock Via Phone :

Lock Your Mac (control+Shift+Eject). Or Windows PC(windows key+L button). 
» To unlock : open Rohos app on your phone and tap on computer's name.
» Now the next step is •°°•°°•°°•°°•°°• Your computer was $uccesfully unlocked. Hurray!.

You can also watch the 1minute video below to build up more understanding

Show us some love by clicking the share buttons below. Thanks!.

21 March, 2018

Don't Abandon Your Old Smartphones - See 6 Best Uses Of Old Smartphones

So many technological companys are now into the business of manufacturing smartphones, and as a smartphone lover we tend to get the latest device in town with better functions and abandon the previous phone we are making use of even though it's not faulty.
The rate at which new phones are being launched is proportional to it purchase. Continuous purchase of these new phones leaves us with so many collections of old phones that are abandoned. 
Do you know that instead of leaving those phones like that to waist and be useless it can be a life saver and help in saving your hard earned money?. Yes, I mean it!. We will briefly discuss the usefulness of old smartphones.

6 Best Uses Of Old Android Smartphones.

1. Security/Spy Camera :
I sometimes ago talk about how you can use andriod smartphones as a spy camera. There I explained all what you need to know about it in that post.
Best Uses Of Old Smartphones, Security spy app camera phone

Having an old/unused smartphone can help to maintain a secured environment at home or office. You can install some apps suchs as " IP webcam " or " IP phone camera ". Instead of spending huge on get an IP security camera ,you can just install them and monitor it from your computer system.

2. Wireless Trackpad For Your Computer
Wireless Trackpad For Your Computer
Your old smartphone can awesomely serve as trackpad to control your computer functioning as a mouse or keyboard so you don't need to purchase a wireless track pad computer again. 

Get a tool such as " Touchpad " OR " Remote Trackpad " on that android device and you're good to go.

Also Read :List Of The Best Security Spy Apps for Android

3. For Scientific Research
Scientific Research problems and project
It can be used for different scientific research purposes. You can contribute to scientific research programs by using app like BOINC made available by Space Sciences Laboratory Or Galaxy zoo app. Select whichever category you wanna contribute. It will be helpful to you and the world at large.

Also Read : Oukitel U18 – Meet The Best Android Clone Of The iPhone X

4. Remote Desktop Controller
Do you want to control Computer at home or office right from those old phones, yeah, you've got a very nice tool. 
Remote desktop controller

Kindly get chrome desktop controller installed on your desktop and also on your old android HERE. All for free, now you're good to go.

5. Wi-Fi Universal Remote
Set up your smartphone as a remote for WiFi streaming videos. 
WiFi universal remote

You can use a WiFi streaming stick like chromecast stick or any other good ones you have, so, get the app of these sticks from the playstore and simply use the smartphone as a remote controller.

Also Read : Self-healing Glass Developed By Japanese Student, Can This Be Used To Prevent Smashed Screens?.

6. Source of income
The last thing I will discuss on what you can use your smartphone phones for is - as a source of income. How? ,do you know that there are some people that are searching exactly for that your smartphone that you called "old" ,they actually need it doe for special purposes. to make money
You can simply sell your smartphone on any of these useful E-commerce company such as Selling it online will generate more income to you than one-on-one business because you will be  less considerate when it's online.
Create account on, Gazelle, eBay  etc. put up your advert at a reasonable price and you'll definitely get buyers.

Yeah, that's indeed the 6 best things you can use your old smartphones to do instead of leaving it lying waisting.

Show us some love by sharing this post to your social media timeline by clicking the share buttons below.

20 March, 2018

Jumia Flash Sales Reloaded 2018 In Progress Till March 25th - Check It Out!


As announced earlier on this blog that the jumia Mobile Week Flash Sales 2018 : 19th - 25th March will soon commence.
This is serving as a reminder to those that had "eyed" one device or the other after reading it HERE on damytechs blog.

The slash in prices of products has began to take shape since yesterday(19th of march) and to let you know that so many person had placed orders.
This is the time for you to purchase whatever product you want to as far as they are tagged Jumia express.

How can I enjoy the Jumia Slash sale ?

Well, there are certain criterion you need to put in place so that you will also partake from the discount.
After reading the requirements kindly click here to purchase your desired products.

From today's statistics : 
  • Checkout this device here: Infinix hot 5 initially costs #60,000NGN but from 19th it was discounted and was made to cost 50,000NGN
  • Another android device here : Galaxy Grand Prime Plus 5.0-Inches with 8GB ROM was discounted and received a price slash from 41,990NGN to 29,990. That's a huge 12k difference.
  •  Galaxy J7 Prime 3GB RAM not more 100,000NGN, it now cost #71,990NGN.
To mentioned but a few.

Note that : The mobile week discount does not apply or affect only phones, but it also affect other mobile devices such as accessories, earphones, headphones, screen, protectors etc.

If you have any question or enquiry concerning this or any other technological issues do let me know.

#Jumia mobile week
#Flash sales.
#Jumia discount 2018 reloaded.

Don't forget to share this post and also subscribers with your email to receive updates on discount sales like this.


17 March, 2018

How To Use Your Voice Or Any Audio As Caller Tune With Mtn DIY


Gone are the days when you want to activate a caller tune you are only allowed to pick your song or audio(caller tune) from the list of songs provided by the network (Mtn, Airtel, Glo, 9mobile etc.). This makes you limited to what you want because, sometimes the actual song or audio tune which you wanted might not be available in their database therefore leaving you with fewer options.

Here comes a way to customize or use your voice or any audio as a caller's tune. 
For now we will talk about that of Mtn network, and this feature is known as MTN DIY.

DIY means do it yourself. So, "Mtn Do It Yourself" is a service that allows its users to use anything in terms of song or audio recordings as a caller's tune. This means, when someone calls your number he or she will hear whatever you put there first before you pick their call.

It feels good when your caller calls your number and begin to listen to a song or an audio which you put there as caller's tune, maybe one of your latest track as a musician or maybe an advert for your business, birthday, or even campaign.

Using your own customized voice as callers tune has so many benefits which we can take charge of / and maximise it into a profitable thing. I will run through that quickly before telling you on how to activate it on your mtn line / sim.


  • As a business man/woman this can be use a means of advertising your business, company, latest product or any kind of thing you want to pass across to people / customers.
  • It can be use as birthday, meetings, anniversary, wedding, in short event reminder.
  • It can be used as a greeting message.
  • Musicians (any genre) can use this as a medium to show case a song of their choice.
  • A religious leader record a short message for the member to listen to before he/picks the call.
I'm not just bringing this information to you then leaving you confused but I will equally show you how to activate your own even by Yourself as its name implies "Mtn DIY".

How To Activate Any Audio Or Voice/tune As A Caller's Tune In Four Simple Steps :

➤ Firstly dial this number 4100 » then press 1 to activate caller tune service.
➤ Now press 4 to select DIY your Song , » , Listen to what the customer care will say.
➤ You will hear a " beep" sound, say, record anything or any audio/song you want. When you're done press # (hash key) to save.
➤ Your recorded tune will be replayed for you to hear. If its Okay Press to submit and activate as your caller tune.
➤ You will hear the customer Carr saying "your tune has been successfully activated" and you will received a text message from mtn caller tune.

Note : you will be charged for calling 4100 at a normal call rate OK!.
Aslo, There's a limited time frame for your recordings.

Finally, you've succeeded in putting your own Customized tune, voice or audio as a caller tune. In case you want to test to hear how it will sound when people calls.  Use another phone to call you line, listen and enjoy!!!.

If you enjoyed today's tutorial on How To Use Your Voice Or Any Audio As Your Caller Tune With Mtn DIY. Share this pot to your social media timeline below. Thanks.

13 March, 2018

Review : Compare Huawei P20 And The Apple iPhone X Which One Is Better?

Huawei has not yet relented in their target and they're are gradually breaking records achieved by some top mobile manufacturing companies. Huawei nova 3 prototype is also one of the past achievement.

Have you been doubting or confused on which one is best ?.
Well, I can't say anything now until we take a brief review of both Huawei P20 and iPhone X. So, let's do that right away!.

I will list the qualities or let me call it features that can be found in those devices before we can discern other stuffs.

Also Read : World's First Smartphone With 16,000mAh Battery And Lot More

Let Us Begin With The First Device Which Is Huawei P20 :

Huawei P20 Vs IPhone X


Exp. announcement 2018, March 27th


Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)

LTPS IPS LCD capacitive touchscreen, 16M colors

5.84 inches, 85.1 cm²

1080 x 2280 pixels (~432 ppi density)

- EMUI 8.0

Android 8.0 (Oreo)

HiSilicon Kirin


microSD, up to 256 GB (uses SIM 2 slot)

128 GB, 6 GB RAM or 64 GB, 4 GB RAM

Dual: 12 MP (f/1.7, OIS) + 20 MP (f/1.7), Leica optics, 2x lossless zoom, phase detection and laser autofocus, dual-LED dual-tone flash

Geo-tagging, touch focus, face detection, HDR, panorama


24 MP, autofocus, f/2.0, 1080p

Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot

4.2, A2DP, EDR, LE

Yes, with A-GPS, GLONASS


Fingerprint (front-mounted), accelerometer, gyro, proximity, compass

Non-removable 4000Li-Po battery

Black, Blue

Less than $1000

Also Read : [Solution] USB Malfunctioning Or Flash Drive Not Recognized On Windows Computer

Over To The Second Device On Board Which Is Apple Iphone X :

IPhone X or IPhone 10 vs Huawei P20

2017, September

Available. Released 2017, October.

143.6 x 70.9 x 7.7 mm (5.65 x 2.79 x 0.30 in)
174 g (6.14 oz)

Front/back glass, stainless steel frame

- IP67 certified - dust and water resistant
- Water resistant up to 1 meter and 30 minutes
- Apple Pay (Visa, MasterCard, AMEX certified)

Super AMOLED capacitive touchscreen, 16M colors

5.8 inches, 84.4 cm 2 (~82.9% screen-to-body ratio)

1125 x 2436 pixels, 19.5:9 ratio (~458 ppi density)


Scratch-resistant glass, oleophobic coating
- Dolby Vision/HDR10 compliant
- Wide color gamut display
- 3D Touch display
- True-tone display

iOS 11.1.1, upgradable to iOS 11.2.5

Apple A11 Bionic

Hexa-core 2.39 GHz (2x Monsoon + 4x Mistral)

Apple GPU (three-core graphics)


64/256 GB, 3 GB RAM

Dual: 12 MP (f/1.8, 28mm) + 12 MP (f/2.4, 52mm), OIS, phase detection autofocus, 2x optical zoom, quad-LED dual-tone flash, check quality

Geo-tagging, simultaneous 4K video and 8MP image recording, touch focus, face/smile detection, HDR (photo/panorama)

2160p@24/30/60fps, 1080p@30/60/120/240fps, check quality

7 MP (f/2.2, 32mm), 1080p@30fps, 720p@240fps, face detection, HDR
Vibration, proprietary ringtones
Yes, with stereo speakers

Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot

5.0, A2DP, LE



- Fast battery charging: 50% in 30 min
- Qi wireless charging

Up to 21 h (3G)
Up to 60 h

Space Gray, Silver

2768 Endurance rating 74h


I might want to chose Huawei P20 as the best device here but i dont know what you have in mind may be it's contrary to mine.
Good, having done the greater part of the work for you, it's over to you to tell us which do you think is more powerful or best, using the following as point of consideration : 

  • Sim
  • Operating System
  • Camera (pry & secondary)
  • Memory
  • Card slot
  • Sensor
  • Battery capacity
  • And finally, the price.

Yes, those are the criterion. I will be glad to have your response.

12 March, 2018

[Solution] USB Malfunctioning Or Flash Drive Not Recognized On Windows Computer

How To Fix USB Malfunctioning Or Flash Drive Not Recognized In Windows Computer.

USB is an acronym for Universal Serial Bus. 
A USB is a commonly used hardware that serves as an interface for attaching peripherals to a computer.

What are peripherals ?

  • Peripherals are devices that are outside the computer's system unit. Examples a printer, scanner, keyboard, mouse, camera, hard drive, USB cable, modem, flash drive etc.

All theses peripherals are attached to a computer system via a USB port.

A USB hub is used to provide more connection spaces to a computer.

A computer system has at least two two USB ports.

USB malfunction or not recognized can occur on all Windows operating systems.

USB error or malfunction had for long been an issue that computer users face or experience when they are trying to connect to an external drive or device.

Many of us had in one time or the other experienced or still experiencing what we are discussing here today.
And might have created fear in you that your computer is damaged just because you're unable to perfectly connect your phone or any external device to a computer.

Also Read : How To Fix Missing .DLL Files On Windows Computer Right Away

Possible Causes Malfunctioning Or USB Not Recognized problem On Computers And Their Solution 

Here, I will be stating all the causes of that error "drive not recognized" and below each of the problems will be their solutions respectively. Okay, let's go.

1. Usb Port Not Working Properly :
If the USB port or connector is dirty or damaged definitely, it will not  display any peripheral connected to the computer.

Confirmation : 

  • To be sure if it's really the USB port  that's not working, remove(unplug) that flash drive and connect it to another port on the same computer. Not still recognized by the computer ?. Connect to another computer, if recognized then it means your own port has a problem.

Solution :

  • Switch off the computer. Take a small portion of Cotton wool, soak into methylated spirit. Use it the gently to clean the usb ports. Wait for 7mins for it in dry up. Switch on the Pc and connect your flash drive again. If it work...good job!. And if it didn't then you will have to take the Pc to the engineer. Or you will consider getting a new one.

2. Too Many Usb Devices On The Same Computer :
A times it is due to the heavy load of peripherals connected to the PC which might in turn stop other devices from working properly.

Solution :
  • Unplug all devices. Now, plug only one to the PC. Not working ?. Proceed to the next step.

Also Read : Top Best Duplicate File Finder And Remover Software For Windows

3. Outdated Driver : 
Your usb driver is outdated and you're expect to work?, oh no!.

Solution :

  • Use Windows update to check if you need a new driver for your device.
Install update package. This will automatically diagnose and repair all USB problems on windows 7 to 10.
  • Click on => Download Now . Run the file and follow the steps in the Windows USB Troubleshooter.
  • If you're not on the computer having the problem kindly download this file and save on a CD then use it from there.

4. Unstable or corrupted USB controllers :
This method will help to fix a corrupted or unstable USB controllers by reinstalling the controllers.

Solution :

  • Goto "START" menu on your computer search "DEVICE MANAGER" .click on "Device Manager".
  • Click + sign to expand "Universal Serial Bus controllers". Press and hold (or right-click) a device and select Uninstall. So, repeat for each device.
  • Once you're through with all, restart your the computer. 
  • Now, your USB controllers will be installed automatically. Test to see if it's now working.
Note : If the problem persist proceed to the next step.

5. Change the USB Selective Suspend Settings :

Solution : 

  • Goto control panel and click on " power options " 
  • Click on " Change plan settings".

  • Click on " Change advanced power settings ".

  • Expand USB settings and USB selective suspend settings.

  • Disable both On battery and Plugged in settings.

  • Click on "Apply " and the " OK ".

Not still working ?, try the next solution.

6. Repair USB Root Hub :

Solution :  

  • Once again, open Device Manager . click + sign to expand Universal Serial Bus controllers.
  • Right-click " USB Root Hub " option and click " Properties ".

  • Go to " Power Management " tab and untick the " Allow the computer to turn off this device to save power ". Click OK.

  • If you have more USB Root Hubs, you need to repeat this operation a couple of times. And always remember to click " OK " after each performance.

  • After the settings, connect your USB device back and test if the computer can now recognize it.

  • If your USB device is not still working fooni through this. Check(tick) the " Allow the computer to turn off this device to save power " back on...

7. Hard Reset On Desktop Computer
Solution : 
This works with desktop.

Solution : 

  • Unplug and plug your power cable from the CPU (central processing unit).
  • Plug it back. It will hard reset your CPU and in turn make you computer's software to recognize the hardware which is the flash drive.

8.  Your Computer Motherboard is Outdated :
This is the last method I'm giving out because this is the last resort of others fail.

Solution :

  • Install your motherboard's latest chipset drivers so that your drives will be recognized.
  • Checkout your computer's documentation which will contain the exact name of the motherboard manufacturer.Then,
  • After that, kindly visit your computer manufacturer's support website. There you will be privileged to access the list of computer manufacturers' support sites. Just like the list of computer manufacturers here.
  • Navigate their website to find the appropriate drivers for your motherboard. For assistance, contact your computer manufacturer.

Also Read : Prolong Your Laptop's battery Life With These Simple Tricks.

You've been able to learn all the methods on how to fix usb malfunction or flash drive not recognized problem on windows Computer do well to share this post to your social media timelines.

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