Using "Download Only" mode (portable SP Flash Tool) preserves data. "Firmware Upgrade" or "Format All" deletes everything. Always backup first.
If you face any of these, a clean firmware flash (using a portable tool) is your best bet. pritom m10 firmware portable
Flashing firmware wipes everything—photos, apps, and files will be gone. Using "Download Only" mode (portable SP Flash Tool)
Here are the three most reliable ways to get the file: pritom m10 firmware portable