First of all, reboot your PC to refresh the system and make sure your internet connection is stable. Next, navigate to Settings > Update & Security > Troubleshoot, and then Fix problems using Windows Update troubleshooter to detect and fix problems. If you encounter the " not enough disk space error, try deleting your temporary files or moving content to another drive. Pressing Pause updates and then pressing Resume updates is a trick that can sometimes work. The last resort can be resetting Windows Update components, which requires going to the Windows\SoftwareDistribution folder, deleting it, and then restarting the update services. Keeping your drivers up to date and temporarily disabling third-party antivirus software have also been reported to help resolve Windows Update problems.