The above Error code 30015-11 primarily appears when you try to open Office 365,2021,2019 program on a Windows 11 and windows10 computers . It has been observe that this Error code 30015-11 needs to repair or a reinstall and you can read the below information for more knowledge.
Disclaimers: Fixing an Error code 30015-11on Office program deals with your documents, emails, spreadsheets, and presentations. Please backup your data before you proceed. If you are not sure about the procedure, contact the technician for the support.

Issue type: Microsoft Office Installation Error Code 30015-11
- Microsoft Office programs will not open at all and give you an Error code 1058-4. Even you get a different Error code 30015-11 when you try to repair or uninstall windows.
- This is found on Windows 8.1 upgraded to windows 10 machines recently.
- First, do a disc clean up so that we can remove old-Microsoft office installation traces from your computer.
How to do disc-cleanup :-
Method-1 Creating shortcut :
Method-2:
It takes some time if the computer have too many junk files to clean up.
1. The first attempt is to check if there is any previously installed program with the same version.
That needs to be removed and then the installation should be commenced from the beginning.
2. If we don’t see any previously installed similar programs, it is recommended to run a network check through the command line.
The command prompt should be opened using the administrative permissions and then network command which needs to be execute as follows.
Nslookup office365.com
Similarly, irrespective of the version of your office Installation program, it is a very common line to check the status of your previously install Office program.
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The server name should not show you as unknown.
3. If the server name is shown as unknown, restart your router or the modem and execute the same steps again.
4. If the server check passes correctly, then use the other setup file which is related to 64 bit from advanced steps under Microsoft office setup file.
5. If the Error code30015-11, still appears after the Office installation, attempt to repair the office Installation programs.
6. If the Microsoft Office repair fails again with some Error code 30015-11, a reinstallation of Office Program is required.
7. If the Microsoft Office repair succeeds and you still see the same Error code 30015-11, then perform a system file SFC/Scan on your windows using the following steps.
How To Do an SFC Scan:-
This Video Shows How to do SFC Scan.
Finally,
As a result, Chat with our Technician to fix your computer issues Now!
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