If you are looking to perform the flash yourself, the general process follows these steps:
For a device as old as the Iris 758, warranty is long expired. However, in general, flashing unofficial software voids warranty.
will pop up when the process is finished. Disconnect your phone and power it on. 4. Important Safety Tips Backup Your Data : Flashing will wipe all internal storage data. Chipset Verification
Flashing will erase all personal data, including photos, contacts, and messages. Always perform a backup if possible.
If you have any questions about specific error codes or need help finding the latest version of the firmware,