0xc80003f3 Error Occurred While Installing The Windows Security Essentials

0xc80003f3 Error Occurred While Installing The Windows Security Essentials

Windows Update glitch, Corruption inside the SoftwareDistribution folder, some critical WU services are disabled, System File corruption, and Broken WU components are the possible reasons behind the occurrence of the 0xc80003f3 error code. 0xc80003f3 error is a Windows update error that occurs when the user tries to install Windows Security Essentials. The methods to fix the error are as follows:

Method 1:

Running the WU troubleshooter

Step 1: Hold Windows Key+ R and type “ms-settings: troubleshoot” then press Enter.

Step 2: Go to ‘Get up and running’ section then click on Run the troubleshooter.

Step 3: Wait for the scan to complete.

Step 4: Move to next window after viable is fixed. To apply it, click on Apply this fix and follow the instruction to enforce the recommended repair strategy.

Step 5: Once all the process is finished, restart the system and check for the issue.

Method 2:

Delete the Software Distribution folder.

Method 3:

Enabling all WU services.

Step 1: Hold Windows key + R and type ‘cmd’ then press Enter to open Command prompt.

Step 2: Now, type the following commands:

SC config trustedinstaller start=auto

SC config bits start=auto

SC config cryptSvc start=auto

Step 3: After each command runs successfully, restart the system and check for the issue again.