What to do if you can't claim your Call of Duty: Black Ops 4 key

Information on error BLZBNTAGT02600

Information on error BLZBNTAGT00000A28

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Information on error BLZBNTBGS8000002A

Failed to create a required file. Please make sure you are running this program as an administrator and try again.

Failed to create a required file. Please make sure you are running this program as an administrator and try again.

Troubleshooting steps to resolve error message BLZBNTBGS80000022.