Office error code KB3045645

How to resolve Office error code KB3045645.


To resolve Office error code KB3045645 please follow simple instructions in this document.


Office error code KB3045645


1. Disable Windows Firewall.

1. Go to Control Panel and click on Windows Firewall.

Office error code KB3045645

2. Click on Turn Windows Firewall on or off.
Note: You will need Admin privileges to enable or disable Windows Firewall.

Office error code KB3045645

3. Click on Turn off Windows Firewall (not recommended) under each active network connection.

Office error code KB3045645


How to resolve Office error code KB3045645.



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2. Reset Internet Explorer Security settings.

1. Click on Start button.

Office error code KB3045645

2. Type inetcpl.cpl and click OK button.

3. Click on Security tab.

Office error code KB3045645

4. Click Reset all zones to default level button at the bottom of the window.

5. Click OK.


3. Temporarily disable antivirus.

1. Open antivirus settings window.
2. Disable scan / security till Office installs. If required check with antivirus manufacturer website for more details.


Note: If the issue is still not fixed please initiate a CHAT SESSION with our Technical expert. Our Technical experts will be glad to assist you.


Technicians and Engineers of Microsoft Answer know what they are doing and have a deeper understanding of resolving error code KB3045645. They also ensured that my data was backed up before they began troubleshooting. the entire resolution process took almost an hour including backing up my 35 GB data but it was time well spent considering the fact my data was safe and I got resolution for error code KB3045645. Personal thanks to technician Griffin for his simple and easy to understand instructions and language.

– Gregory Rowe



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