Win8 upgrade win8.1 system prompt error code Ox80244021 failure reason and five solutions

win8 system gradually withdraw from the market, many users like win8 system interface style, do not want to return to win7 system, so upgrade the system to win8.1 system. However, there was a problem during the download process. The win8.1 system error code Ox80244021 could not be installed. The specific problem phenomenon is as follows:

Fault cause analysis:

This may be the network. Configuration issues

Solution one: Clean up the app store cache:

1. Press Win+R, type: wsreset, press Enter.

2. Download and install again.

Solution 2: Enable services such as BITS:

1. Press Win+R, enter: services.msc, press Enter;

2, in ” Name “ found in the column "Background Intelligent Transfer Service" "

3, double-click to enter, change the startup type to & rdquo; automatic (delayed start) & ldquo;, indeed;

4, change the settings to ensure that the BITS service is started normally;

5, the same is true for Cryptographic services, Software Protection services, Windows Update, Windows Installer services.

6. Then turn on the Windows Firewall.

Solution 3: Reset the folder:

1. Press “Win+R”;

at the same time. 2. Enter services.msc in the run input box. Car;

3. Double-click Windows Update Services in the Service Manager window to deactivate the service;

4. Locate the C:\\Windows\\SoftwareDistribution folder and rename it For: SoftwareDistribution_Old;

5. Enable Windows Update Services again and reinstall the application to confirm the problem.

Solution 4: Clean the remaining files and test again:

Open C:\\Windows\\SoftwareDistribution\\Download, delete all the files in the folder, if you are prompted, please tick Ignore all after skipping, wait for the test to complete again.

Solution 5: Modify DNS:

1. While holding down Win+R, enter “control”, click “Network and Sharing Center>;

2. Right-click the current network connection (local connection or broadband connection), select “Properties>;

3. Select "Internet Protocol Version 4 (TCP/IPv4)", click &ldquo ;Properties>;

4. In the Open Internet Protocol Version 4 (TCP/IPv4) Properties window, select “Use the following DNS server> for manual setup;

In the preferred DNS server, enter: 4.2.2.1, in the alternate DNS server, enter: 4.2.2.2.

Related reading:

Win8 system application store upgrade to Win8.1 button can not open solution

Win8.1 upgrade Win10 system does not automatically close the screen The cause of the failure and the solution

The above is the failure reason for the win8 upgrade win8.1 system error code Ox80244021 and the introduction of all the five solutions, just use the above method to clear the cache, reset the network, It should be able to upgrade Windows 8.1 normally.