Description: Error 1934 – User installations are disabled via policy on the machine
Common customer description: Can’t install this third party software I get error 1934
Were you able to install software before?
When did this start?
Where is it trying to install to?
Steps to isolate:
Normally Group Policy governs this but if there are no policies setup and this is still an issue proceed to the next part.
Steps to resolve:
This error indicates that User Installs have been disabled via the DisableUserInstalls policy.
The value is set per machine in the following area of the registry, with a 1 indicating the policy is in effect and a 0 (or missing entry) indicating it is not:
Data: 1 (If it is set to a 1 then change it to a 0 and this should fix it)
Before you change the registry key have a Tier Two work with you to verify this actually needs to be changed.