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I Cannot Log Into the Tacx Training App on My Mac
Sometimes a Mac's app configuration is corrupted, resulting in unexpected behavior. Upon signing in, if the screen on your Tacx Training™ app continually spins after selecting "Continue with Garmin", use the following steps to resolve the issue:
Close the Tacx Training App.
Select Utilities.
Open a Terminal window.
Paste the following command: defaults delete com.tacx.tacxtraining
Launch the app again.