Hi,
Thank you for posting your query in Microsoft Community forums.
I understand that you are unable to download apps from app store and you get an error code.
What are the steps that you have followed to troubleshoot this issue?
I suggest you to follow the methods given below, and check if it persists.
Method 1:
If you are using any Proxy connection, try disabling the proxy connection and check if you are able to use the APPS.
Follow the steps to disable proxy:
a) Click the Gear box at the top right corner in internet explorer.
b) Click the Tools button, and then click Internet Options.
c) Click the Connections tab, and then click LAN settings.
d) Select the Use a proxy server for your LAN check box.
e) In the Address box, type the address of the proxy server.
f) In the Port box, type the port number.
Method 2: Clean Store Cache:
a) Press the Windows+ R keys on your keyboard to open the Run dialog.
b) Type WSReset.exe, and click/tap on
OK.
c) The Store will now open, and state the following:
The cache for the store was cleared. You can now browse the store for apps.
Also refer to the article given below.
What to do if you have problems with an app
http://windows.microsoft.com/en-us/windows-8/what-troubleshoot-problems-app
Hope this helps to fix the issue you had in downloading apps from apps store, if you have any further queries or any queries related to Windows, feel free to post. We will be glad to assist you.