Press and hold the middle button (crown) until the screen goes black and you see the MONTBLANC logo (about 10–15 seconds). Continue holding through any reboot cycles if needed.
Here is the for performing a hard reset (factory reset) on the MONTBLANC Summit 2 (running Wear OS by Google). ⚠️ Warning: A hard reset erases all data from the watch, including apps, watch faces, stored music, Google Pay cards, and synced fitness data. Your phone’s data remains safe. Method 1: From Watch Settings (If you can access the menu) This is the standard method when the watch is responsive.
Tap Disconnect & reset (sometimes labeled "Disconnect and reset"). How to Hard Reset MONTBLANC Summit 2
The watch will now enter Bootloader / Fastboot mode (a black screen with small white text).
Scroll using the top button to: Wipe data / factory reset Press and hold the middle button (crown) until
Place the watch on its charger (required for safety).
The watch will show the "No command" screen (Android robot lying down with an exclamation mark). ⚠️ Warning: A hard reset erases all data
Wait for the reset to complete (10–20 seconds). After completion, you will return to the Recovery Menu.
Press the middle button to select it.
The watch will disconnect from your phone, erase all data, and reboot to the setup screen (language selection). Method 2: Hardware Keys (If frozen, unresponsive, or forgotten PIN) Use this method if the screen is frozen, won’t turn on, or you forgot your pattern/PIN.