How do I change read only files on Android?

Method 2:

1. Open terminal on your android phone (download here):
2. Type this in the terminal : su. Choose one: (for security mount /system back to RO when finished) Mount system RW: mount -o rw,remount /system. Mount system RO: mount -o ro,remount /system.

Method 2:

1. Open terminal on your android phone (download here):
2. Type this in the terminal : su. Choose one: (for security mount /system back to RO when finished) Mount system RW: mount -o rw,remount /system. Mount system RO: mount -o ro,remount /system.

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