Wherewolf is optimized for Apple’s latest version of iOS, as are any other apps you may be running on the device. If you need to update the iOS software on your iPad, you will need your device’s passcode.
Apple has documentation available if you forget your passcode.
A few tips:
It’s wise to back up your iPad before updating iOS. Connect to your computer with the dock/lightning cable. Open iTunes. Press the ‘Back Up Now’ button.
Once you have backed up your device. While the iPad is charging and connected to WiFi, tap Settings > General > Software Update.
Tap Download and Install, and follow the instructions.
You may need to reinstall your Wherewolf app following these instructions.
For the most reliable and secure experience, it’s important to keep your iPad up-to-date with the newest software from Apple.