Try to use other usb port, or just reinstall the usb drivers maybe it will work. Btw, what Windows version are you using?
Her'es a good usb driver resources
Download Huawei USB Drivers
Huawei Y6 Pro PC Suite Driver
Re: Why am I having trouble with Android app
I encountered this problem on my android phone before, Clearing Google Play Store cache & data did solve my problem. See a tutorial here: How To Solve “Package File Is Invalid” Problem | Sympthom DB
Re: the Google Search bar/widget has disappeared and I can't figure out how to get it back.
Try to download other google search bar widget on Play Store
Re: thought I removed a notepad from widget but deleted. Important nos n it. can I get back
It is impossible to get the notepad data after you uninstalled it..
Re: how can i maintain the long lasting battery life of my xiaomi mi3?
Turn off bluetooth, wifi when not in use. Also disabling vibration will help save your battery.
With the right key combination, you can enter the android recovery and hard reset. But doing this will wipe all your internal data such as pictures..
I'm still new in this forum so can't post a video here. Search on youtube for tutorial.