Once completed, reboot your PC and check if the Appxmanifest issue is resolved.Once the download is complete, launch the downloaded Update Assistant with administrator privileges and follow the prompts to complete its operation.Click on the Update Now in the Windows 10 Download Page If not, then steer to the Windows 10 download page by using a web browser and click on the Update Now button to download the file.

Manually update the system’s Windows and check if that resolves the AppXManifest issue.It will be better to remove any 3 rd party firewalls and disable the Windows Firewall till the update process is complete.

In this context, updating the Windows of your PC to the latest release may solve the AppXManifest problem.īut before proceeding, make sure no firewall (the Privatefirewall is known to hamper the update process and cause the issue) is hindering the update process. The AppXManifest missing issue may emerge if Windows of your system is obsolete as it can create incompatibility between the essential OS modules.

Microsoft files will not open