Listed below are the Esri software products supported by ArcGIS License Manager 2020.1.
Concurrent Use
ArcGIS Desktop 10.8.1, 10.8, 10.7.x, 10.6.x, 10.5.x, 10.4.x, 10.3.x, 10.2.x, 10.1 SP1, 10.1, 10.0, 9.x
ArcGIS Engine 10.8.1, 10.8, 10.7.x, 10.6.x, 10.5.x, 10.4.x, 10.3.x, 10.2.x, 10.1 SP1, 10.1, 10.0
ArcGIS Pro 2.7, 2.6.x, 2.5.x, 2.4.x 2.3.x, 2.2.x, 2.1.x, 2.0.x, 1.4.x
ArcGIS CityEngine 2021.0*, 2020.x, 2019.x, 2018.x, 2017.x, 2016.x, 2015.x, 2014.x, 2013.x, 2012.x (* future release, intended support subject to change)
ARC/INFO Workstation 10.0, 9.x
Named User (via on-premises Portal for ArcGIS)
ArcGIS Pro 2.7, 2.6.x, 2.5.x, 2.4.x, 2.3.x, 2.2.x, 2.1.x, 2.0.x, 1.4.x, 1.3.x, 1.2.x, 1.1.x, 1.0.x
Drone2Map 2.3*, 2.2, 2.1.x, 2.0.x, 1.3.x, 1.2.x, 1.1.x, 1.0.x (* future release, intended support subject to change)
For Portal for ArcGIS, Pro, and License Manager version compatibility, please refer to the compatibility matrix in the Enterprise Help documentation.
Licensing with ArcGIS License Manager in the cloud
For licensing ArcGIS products in the cloud using ArcGIS License Manager, please refer to the Esri whitepaper on cloud licensing.