Can't sign in to OneDrive
If you see a gray OneDrive icon, this means you are not signed in.
If you cannot sign in to your OneDrive sync app, or the sync app says OneDrive is not connected, follow the steps below.
OneDrive not signed in
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Select the Start button, search for "OneDrive", and then open it:

When OneDrive Setup starts, enter your personal account, or your work or school account, and then select Sign in.

OneDrive not connected
If you cannot sign in to your OneDrive sync app, or you see a message saying OneDrive is not connected, follow the steps below to get syncing again.
1. Sign in
Check whether you can sign in to your OneDrive account online.
If you can't sign in to your Microsoft personal account, visit Can't sign in to Microsoft account.
If you can't sign in to OneDrive work or school account, try to reset your password or alternatively, please contact your organisation's IT Admin.
2. Check for updates
If you can sign in to OneDrive online, but not on your computer, check for updates.
If your computer is up to date, reset OneDrive.
3. Reset OneDrive
If you're still having problems, unlinking and re-connecting your Windows or Mac PC to OneDrive can help solve some sync problems. Learn how.