Recently while supporting a client’s CRM Online environment we discovered that since the December 2012 Service Update (Polaris) it is not possible to change a users Microsoft Account. We needed to update a users’ Live ID they were using to login to CRM with a new login ID.
Every time we invoked the Change Microsoft account command from the ribbon bar, the dialog window would open up, we would enter the new ID but the User record Live ID field wouldn’t get updated.
After testing the same process on another CRM Online organization we concluded that this feature was probably broken by the December 2012 Service Update.
Some following some head scratching we decided to go wild and crazy and see if we would allows us to update the ID by doing an import.
The steps we followed were: