If the issue persist let us follow the steps mentioned below and check if it helps
Disk Clean-up (To delete files using Disk Cleanup)
- To delete temporary files:
In the search box on the taskbar, type disk cleanup, and select Disk Cleanup from the list mentioned .
Click the drive which want to clean up, and then select OK.
Under Files to delete, select the file types to get rid of. To get a description of the file type, select it.
- If you need to free up more space, you can also delete system files:
In Disk Cleanup, select Clean up system files.
Select the file types to get rid of. To get a description of the file type, select it.
System file checker
Run system file checker: sfc /scannow
1. Swipe in from the right edge of the screen, and then tap Search.
2. Enter command prompt in the search box.
3. In the list of results, swipe down on or right-click Command Prompt, and then tap or click Run
4. In the Administrator: Command Prompt window, type the following command and press Enter:
5. When the system scan is complete, try to install Office again.
After signing in, follow the steps that match the type of account you signed in with
- From the Office home page select Install Office.
Select Install (or depending on your version, Install Office>).
Install Office From your browser, select Run (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).
If you see the User Account Control prompt that says, Do you want to allow this app to make changes to your device? select Yes.
The install begins.
You’re all set! Office is installed now
Sign in with the account you associated with this version of Office. This account can be a Microsoft account, or work or school account.