User want to know about SE 2020 compatibility with TC 11.3.
Solution
Below information from Solid Edge 2020 > SEEC_readme.HTM
============================
Teamcenter Releases:
Teamcenter or Teamcenter Rapid Start 11.3 Patch 1 (11.3.0.1 minimum)
Teamcenter or Teamcenter Rapid Start 11.4
Teamcenter or Teamcenter Rapid Start 11.5
Teamcenter or Teamcenter Rapid Start 11.6
Teamcenter or Teamcenter Rapid Start 12.0
Teamcenter or Teamcenter Rapid Start 12.1
Teamcenter or Teamcenter Rapid Start 12.2
Note
Solid Edge 2019 was the last release supporting Teamcenter 10.1.
Beginning with Teamcenter 11.2, Teamcenter Rapid Start is delivered as a Feature in Teamcenter. There is no difference in product release, service pack or patch level.
Check Solid Edge Software Field Bulletin SFB-SOLID_EDGE-8000986 for Solid Edge - Teamcenter software compatibility and Solid Edge product lifecycle information.
Teamcenter Active Workspace - Hosted:
Active Workspace 4.0
Active Workspace 4.1
Active Workspace 4.2
==========================================================================================
Hope this may help.
Notes
8480382