The Win8 App Store can't download a hint what to do if you can't finish your purchase? WIN8 Application Store is a good software application, but often used when there are some problems, the following small series for everyone to share under the "Unable to complete your purchase" of this situation solution, I hope to help.
Method One, open the related service
1, right click on the desktop "Computer" icon, click on the pop-up menu bar to open "management"
2, into the management interface, click on open "Services and Applications", where you can see the "service"
3, enter the service option, find the "Windows Update" service in the list, double-click to open
4, into the service settings interface, the service started, and then click OK
Method two, clear cache
1, open IE browser, into the main interface, click the upper right Corner "tools" option, in the pop-up menu bar click on the "Internet" option
2, enter the Internet Settings dialog box, click the browse record under the "delete" option
3, into the delete interface, the option to check, and then click on the lower right corner "delete"