Current users can upgrade for free to Windows 8.1 via Windows Store.
As Windows 8 has many unpatched critical security flaws by now, those not wanting to upgrade to Windows 8.1 should perform a clean installation of some other version of Windows (7 or 10).
Well, if you receive this error when downloading Windows Update here are a few things you could try.
1] I did click on the Retry button right away and even after some 15 minutes a few times, but it did not help me. I simply decided to reboot by PC and used a different connection. 2] Flush the Software Distribution folder and see if that 3] Reset the Catroot2 folder and try again.
If you can’t install Windows Update successfully in Windows 10 due to error 0x800705b4, don’t worry, as the error can be fixed easily.
Try methods mentioned below then the error should resolve.
This method has been working for many Windows 10 users who encountered the 0x800705b4 error.
Then the troubleshoot will detect the problems and fix them. Type Windows Update in Cortana and click Check for updates on the pop-up menu.
After all updates are installed, you will receive message “Your device is up to date.”, then continue to perform further steps. Re-select option Give me updates for other Microsoft products when I update Windows If you are not sure how to perform a clean boot, see How to Perform a Clean Boot in Windows 10. Type services in Cortana and click Services on the pop-up menu. Note you may need to run it more than once in order to get all updates. Right-click on it and click on Stop on the context menu. To save more time, you can go Pro version to update all drivers with just one-click.Step Two: Delete Temporary Update Files in Software Distribution Folder 1. Then right click on the Command Prompt option and choose Run as administrator. The reason for this error could be some missing files in Windows Update when you use this service to help with the drivers update, so if you want to prevent this problem from happening again, why not change from the very top?Go to the file where you store your Windows folder, which is usually in drive C. Double click Data Store folder to open it, then delete all the files and folders in it. Go back to Software Distribution folder, double click Download folder to open it, then delete all the files in this folder. Follow the path to open Windows Update service again: Control Panel Windows Update. Find Windows Update service, right click it and choose Start. Close the Services window and the Administrative Tools window. Use Driver Easy to help you find the newer versions of drivers and help you with the download and update of them.