Hi,
After we copied our Dev instance to another Sandbox instance we got this message on opening CRM.
To disable it.
Go to Office 365 Administration Section
Select your sandbox instance.
Select Admin
Uncheck Enable Administration Mode
Hope it helps.
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Nishant,
I think this is not possible for on-Premise version of CRM 2016. Please suggest any alternative if you know of.
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Yes for on-premise below is what we used to do -https://debajmecrm.com/dynamics-crm-maintenance-page/
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