
Click Turn BitLocker on, at every drive that has the indication " BitLocker waiting for activation".ģ. Navigate to Windows Control Panel (small icons view), and open BitLocker Drive Encryption.Ģ. If you 're using (or you want to use) the BitLocker encryption to protect your PC and your sensitive data, proceed and resume (enable) the BitLocker encryption on drive C:, by following the instructions below:ġ. Turn On (Resume) BitLocker Encryption on C: Drive. Case B: If you don't want to use the BitLocker Encryption, follow the instructions at Method-2.Case A: If you want to use the BitLocker Encryption, follow the instructions at Method-1.To resolve the problem, you can follow the instructions of one of the methods below according your case: The yellow explanation on drive(s) in File Explorer, means that automatic device encryption is not enabled because it has been suspended for firmware upgrades or system updates.
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How to Eliminate the BitLocker's Yellow Triangle Warning on Drive C: (Windows 10). This tutorial contains instructions to remove the yellow triangle warning on Drive C: & the "BitLocker waiting for activation" message, on Windows 10.

The "Yellow triangle with an exclamation mark on Drive C:" (or other drives), comes from BitLocker, because the BitLocker Encryption on the drive is not activated yet and shows "Waiting for activation".

If you face a "Yellow Triangle Warning on C: drive" in Windows 10, then continue reading below to fix the issue.
