Ensure the battery is charged to at least 50% to prevent the device from turning off mid-process, which can cause a "brick."
: Look for versions like C3520XXLD1_OXELD1 or C3520XXKJ7 . samsung gt-c3520 flash file and tool
Note: If you do not have a Z3X Box dongle, you may need to find a "Loader" (cracked) version of the software, but be aware that using cracked tools can damage your phone or infect your PC with viruses. This guide assumes you have the legitimate tool. Ensure the battery is charged to at least