Solution:
Method 1, download to local and right-click the file to unlock
Method 2, open the file menu, the bottom (options) button--trust center---trust center settings---protected attempts---remove all three tick
Solution:
Method 1, download to local and right-click the file to unlock
Method 2, open the file menu, the bottom (options) button--trust center---trust center settings---protected attempts---remove all three tick