Hard Reset Sunmi V2s !full! Review

: Press the Power button to select the wipe option. Scroll to Yes or Factory data reset and press the Power button again to confirm.

Go to Settings > Accessories > Printer . Run the Test Page . If it prints garbage, reboot. If it prints nothing, you likely need to re-flash the printer firmware via Sunmi's "Toolbox" app. hard reset sunmi v2s

Before you hard reset, take a photo of your POS app’s serial number or license key. You will need it to reactivate. : Press the Power button to select the wipe option

: When the device vibrates or the Sunmi logo appears, release the Power button but keep holding the Volume Down button . Run the Test Page

A hard reset will erase all transaction data, installed apps (like Loyverse, Sunmi Pay, or Toast), and settings. It will not remove the Google Account lock (FRP) if you had one synced.