Fix Microsoft Store error 0x800700AA on Windows 10

Although Windows is the most used OS worldwide, it has its own share of problems and issues. The Microsoft Store error 0x800700AA code is one of them. It has been found that the error usually occurs due to poor Internet connection or corrupted cache. If you have been experiencing this issue recently, read what troubleshooting steps you should follow to fix the issue.

Microsoft Store error 0x800700AA

The error code 0x800700AA is usually followed by a line of text that reads – Something happened and this app couldn’t be installed. Please try again. Error code 0x800700AA. To fix it, you can follow any one of the troubleshooting methods given below.

1. Clear contents of the DataStore folder.
2. Reset Microsoft Store via Settings.
3. Change DNS Server.

Let us explore the above methods in a bit of detail!

1] Clear contents of DataStore folder

The DataStore folder in Windows 10 stores temporary files and LOG files associated with Windows update and Update history. On a few occasions, the folder may fail to synchronize and stop Windows Update from applying new updates to your PC. Then, it might become necessary to remove all such files present under the DataStore folder and then try updating them.

Open Windows Services Manager and stop the Windows Update service. After that, follow these steps:

• Open File Explorer using Win+E hotkey
• Paste %windir%\SoftwareDistribution\DataStore in the address bar
• Press Enter to open the DataStore folder
• Select all files and folders present in the DataStore folder
• Delete them.

Now restart the Windows Update service again using Windows Services Manager and then try to run Windows Update again.

2] Reset Microsoft Store via Settings

If temporary Internet file locations have changed, you may see this error while trying to open certain apps. During such instances, you’ll need to reset the Microsoft Store app. You can do this via Windows settings.

3] Change DNS Server

Open Control Panel.

Click the Network and Internet link.

Choose Network and Sharing Center.

Select Change Adapter Settings from the left panel.

When the Network Connections window opens, right-click on your network and choose Properties.

Check the circle against Use the following DNS server addresses.

Type 1.1.1.1 under Preferred DNS Server and 1.0.0.1 under Alternate DNS Server and hit the OK button.

Try restarting your system and see if the issue is resolved.

Hope it helps!