Before deleting the state directory, please be sure that you have the correct recovery phrase. To validate your recovery phrase, please see Recovery Phrase Validation
See also Preventing loss of ada
Delete the contents of the state directory
2. Close the Daedalus application.
3. Delete everything in the state directory, leaving the directory empty.
4. Open Daedalus again.
Your wallets will be gone. You must Restore your wallets from your recovery phrase again.