All Collections
Troubleshooting
Solve issues and error messages
24 articles
Emails not sent or delivered
Can't send an email
Log in to app
Log in to website
Forgot password
How to log out
Subscription isn't active
Spanish anti-fraud law
Supported devices
Disappeared and last year invoices
App reinstallation or deletion
Add a negative tax (CIS)
Searched document not found
Recover deleted documents
Change Client details on a document
Change Business details on a document
Unsubscribe from newsletter
Error when connection Google Calendar
Service is currently unavailable
"You have reached the maximum number of subscriptions."
"You've reached your client limit."
“You have used up all documents of your subscription”
“This feature or document is available with either Standard or Premium subscription"
"We strongly recommend updating your Billdu version"