You should now see a screen with an Android bot lying on its back with a red exclamation mark ("No Command").
The CASIO Pro Trek WSD-F20 is a rugged dual-layer display smartwatch built for outdoor use, but like any computer, it benefits from an occasional clean slate. Using the hardware-button method is the most reliable way to hard reset when the operating system won’t cooperate. Bookmark this guide — you never know when you’ll need it on the trail. How to Hard Reset CASIO Pro Trek WSD-F20
Press the to select it.
Your watch performs a deep reboot. If it remains frozen after this, proceed to Method 3. You should now see a screen with an
After a hard reset, your WSD-F20 is a blank slate. Follow these steps to get it working again: Bookmark this guide — you never know when
How to Hard Reset CASIO Pro Trek WSD-F20 Performing a hard reset on your CASIO Pro Trek Smart WSD-F20 restores the device to its original factory settings. This process erases all personal data, custom watch faces, downloaded apps, and fitness logs. A factory reset is highly effective for fixing severe system lag, app crashes, connectivity failures, or clearing data before selling the wearable. 📌 Prerequisites Before Resetting
Scroll down using the Bottom Button until you highlight "Wipe data/factory reset" .