Problem: Windows 10 update failed with error code 0x80240034 when checking the Windows Update history.
Content Summary
Solution 1: Clear Windows Update Cache or Distribution Folder by deleting contents of Windows SoftwareDistribution folder
Solution 2: Update Windows 10 via ISO File
To fix Windows update error 0x80240034 with message update failed to download, perform the following steps:
Solution 1: Clear Windows Update Cache or Distribution Folder by deleting contents of Windows SoftwareDistribution folder
Step 1: Press Windows key once then type command prompt in the Windows Start Search.
Step 2: Right click Command Prompt from the search results and select Run as administrator.
Step 3: Type net stop wuauserv and press Enter.
Step 4: Type rmdir %windir%\SoftwareDistribution /S /Q and press Enter.
Step 5: Type net start wuauserv and press Enter.
Solution 2: Update Windows 10 via ISO File
Step 6: Go to Windows 10 Disc Image (ISO File) and click Download Tool Now.
Step 7: Click the option Use the tool to create installation media (USB flash drive, DVD, or ISO file)… and follow the instructions given in that section.
Step 8: Select the ISO file option.
Step 9: You should have an ISO file once you are done.
Step 10: Navigate to the location where you downloaded the ISO file.
Step 11: Right click Windows 10 ISO file and select Open with and then select File Explorer.
Step 12: Double click setup.exe
Step 13: Follow the on-screen instructions.
Step 14: Select either Nothing (clean install) or Keep personal files only option when asked.
