It is recommended that you go for options that have been around for longer because getting feedback on their efficacy is easier. Avoid using an app or method that is too new or with few reviews. Research the rooting method and make sure it works well.You also need to enable USB Debugging before rooting Android phones. Ideally, you should charge the phone to 100% to be on the safe side. Anything lower than this is risky since the phone may get bricked if the battery dies out in the middle of the rooting operation. use the file explorer on your computer to copy the files you want on to a selected location on your computer.when the prompt pops up on your phone, select 'Allow access to files'.connect your phone to the computer using a USB cable.To backup your files to Google on your phone, Go to Settings > Google > Backup > and tap on 'Back Up Now' under Google Drive or Google One.You can either backup everything to your Google Drive or Google One or save essential files on your PC first. Back up your device to protect your data in case the rooting goes wrong and your phone gets wiped (it's possible).If you don't want to brick your phone when you're trying to root your android device, you might want to follow these instructions: Things To Do Before You Root Android Devices What Are The Drawbacks of Rooting Your Android Device?.What Are The Benefits Of Rooting Your Android Device?.How Do I Root My Android Phone Without A Computer?.Things To Do Before You Root Android Devices.

Universal android root nexus 7