If you're running an outdated version of Shift, you may come across the following error message:
Access blocked: Shift's request is invalid
You can't sign in because Shift sent an invalid request
Error 400: invalid_request
What's the fix?
You'll need to update Shift. To update to the latest version, navigate to "Options" (3 little dots at the bottom of your Shift sidebar) and select "Check for Updates". If you're running an outdated version, Shift will detect that an update is available and prompt you to download it.
After updating, try signing in to your email again.
Shift v7 Legacy Users
If you are still running the older version of Shift called v7 Legacy to use workspaces, you'll need to ensure that you are running at least v7.2.24 or higher. To update to a compatible v7 version simply click here to download and install the latest v7 Legacy version. After updating to the latest v7 Legacy version simply add your emails and sign into them.
Find answers to other common questions and issues here.
Learn about using emails in Shift here.