This is done to delete data files and cache that are on the cellphone device and are no longer used so that they burden the cellphone.
This method of wiping data files and caches can actually be done alone without having to go to a service center.
To wipe files and cache, enter the "recovery mode" option.
Then select the 'wipe' menu. And select 'wipe data' and 'wipe cache' again.
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The next step is to turn off the cellphone through recovery mode.
Leave it for a moment or until the system on the cellphone is completely dead. Then turn on your cellphone again.
There is also another way that this can be done, namely by flashing the cellphone system again.
This flashing can only take effect if your cellphone fails to load the operating system.
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An operating system that fails to load will usually occur during an update.
To flash your cellphone, you need the help of other devices, such as computers or laptops.
However, there are also various ways to re-flash the cellphone system. This depends on each cellphone brand.
Then the last thing that can be done to turn on a totally dead cell phone is to take it to a service center.
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If you go to a service center, go to an official service center that manufactures the cellphone brand you are using.