To delete fitAnalytica from your Apple Watch, press and hold the app icon until the icons start to jiggle. Then tap the “x” or dash (-) icon on the FitAnalytica app to uninstall it.
To reinstall it, open the Watch app on your iPhone, scroll to the “Available Apps” section, find FitAnalytica, and tap Install. Once the installation is complete, the app will appear on your Apple Watch and be ready for use.