In this tutorial we will reset the Remote Desktop Service, where this license is only valid for 120 days
1. Press Windows Logo + R on the keyboard then type regedit then press Enter
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2. Submit to the following computer directory \HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\RCM\GracePeriod
3. Previously change the Permission to GracePeriod by right-clicking in the folder so that the display appears as below
4.Delete REG_BINARY that is in GracePeriod
5.Done