This document explains how to fix Microsoft Office 2013/365 activation Error code 1056-16 if it is not working correctly or throwing an unexpected error. This solutions applies for Office Home, Office Personal, Office University, Office Academy, Office for business, Office Professional, Office Professional Plus, Office 365, Office 2013, and Office 2016. The error 1056-16 generally occurs while installing Office, Upgrading office, Opening Office, launching Office, removing/uninstalling Microsoft office or while applying windows updates. This error applies to all Microsoft office Products (Word, Excel, PowerPoint, Outlook, OneNote, Access, Project, Publisher, Visio, Infopath) and the error generally occurs in Windows 10, Windows 8, Windows 8.1, Windows 7, Windows Vista, Windows XP and other Microsoft Windows Editions.
You will get errors when opening/configuring MS Office
Low memory error
Microsoft Office Application Will Stop.
Cause of 1056-16 Error Code
Corrupt Office application files
Internet connectivity issue
System Level Conflict
How to fix activation Error Code 1056-16
The steps given below should be followed under strict supervision of a Computer Expert. We are not responsible if anything goes wrong with your PC following the steps. All the steps given above are indicative and should resolve the problem in most cases. You can contact our 24×7 technical support for guaranteed resolution of the issue.
Step 1 Disable any installed Antivirus/Malware/Adware Program Temporarily:
Some times Antivirus/Malware/Adware programs mark Microsoft office installer files as Spam and block it from installing. Please refer your vendors website for disabling it temporarily. Once installation is done you can activate it again.
Step 2 How to perform Disk cleanup:
1. Press Windows Key + R and Enter Cleanmgr
2. Click OK.
3. Drive Selection Box will open up. Select the System drive and Click OK.
4. Select all the check boxes and click OK.
In most cases error code 1056-16 should be resolved by following above steps. If however the issue still persists it means there is some critical issue with your system which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.
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