To change the firmware in a mobile phone, you need a special cable. If for some reason you cannot get it, find out about the alternative options for performing this operation regarding your mobile device model.
Necessary
access to the Internet
Instructions
Step 1
If you want to flash your mobile phone without a cable, make sure that the firmware of your mobile device is supported from the memory card. This is typical for most modern models that support microSD memory cards.
Step 2
Check out the materials on this topic in various forums devoted to the process of flashing mobile devices and reviews from users who are familiar with reinstalling software in this way.
Step 3
Prepare a flash card for flashing. A formatted drive of the volume supported by the mobile device is suitable here, you can also use your usual memory card in the process, having previously made a copy of the files on the computer's hard drive and formatted it using Windows in the properties menu of the connected drive.
Step 4
Prepare your mobile phone for the flashing procedure by making a backup copy of contacts to the memory of the SIM card and files to the hard disk of your computer, just in case. Find out the combination for your device model that triggers the flashing process. Remove the sim card and turn off the phone.
Step 5
Search the Internet for the latest version of the original firmware for your phone model. It is best to choose software that has positive reviews from other users. Download the firmware, unzip the files to the directory of a removable storage device connected to your computer. After that, check the memory card; also make sure there are no extraneous files on it.
Step 6
Go to the procedure for flashing a mobile device. Insert the memory card into the appropriate slot of your mobile device, and then use a special combination to launch the software update menu. Depending on the model of your mobile device, this procedure may take from 2 to 10 minutes.
Step 7
Wait for the phone to reboot, then turn it on in normal mode and check if it works correctly. After that, you can remove the firmware from the card and use it at your own discretion.
