This is absolutely possible with any Android 4.1 and above smartphones. You can get it for Vibe Z, HTC, Huawei Honor 3C, Motorola and many more.
Here’s how:
1. Download ‘anysoftkeboard’ from Play Store.
2. Install and enables it as your input method.
3. The click anysoftkeyboard settings.
4. Go to User Interface, Even More and choose top row to ‘number keys’.
5. Done!
How to downgrade Lenovo Vibe Z 3G Dual Sim K910 4.4.2 to 4.2.2
If you have the Lenovo K910 Dual Sim, you are in luck as you can downgrade the Android Kit Kat 4.4.2 to 4.2.2. NOTICE: THIS WON’T WORK ON LTE VERSION SINGLE SIM K910L!!!
Here are the step:
1. Connect your K910 to your computer and wait until it is recognized.
2. You should see it is detected as a drive. Click it and install the autorun for the driver.
3. Download K910_SS_S_2_040_0109_131226 rom and unzipped it. The link is attached below on SOURCES.
4. On your computer, you should see K910 is detected as media storage. Click it open and make a new folder and renamed it sdfuse. Put the
K910_SS_S_2_040_0109_131226 rom inside the folder.
5. Turn off your phone and unplugged it.
6. Push power + volume down until its vibrate. Then let go the button.
7. Use volume + and – to choose SD Update.
8. Choose
K910_SS_S_2_040_0109_131226
9. Reboot.
10. Finish!
WARNING: DO THIS AT YOUR OWN RISK. WE ARE NOT RESPONSIBLE FOR ANYTHING THAT CAN HAPPEN TO YOUR PHONE!
SOURCES:
K910_SS_S_2_040_0109_131226 ROM: https://disk.yandex.ru/public/?hash=BpC8…WTkbhbo%3D
If the link is no longer available, just search the rom on Google. Thanks.