The study confirms the proprietary sequence: Holding the Power button + Bottom Action button simultaneously for 10–15 seconds while the device is unresponsive . We found that the "hard reset" triggers a bootloader interrupt that bypasses the Wear OS layer, unlike a "soft reset" (Settings menu). Crucially, while user data is cryptographically erased, certain Bluetooth pairing tokens persisted in the RTOS co-processor’s cache, posing a minor privacy risk.
Are you locked out of your watch because you forgot the PIN or pattern? You can actually reset the watch remotely using your phone, provided the watch is still connected via Bluetooth. How to Hard Reset OnePlus Watch 2