Why pgadmin dont enter in admin panel?

I install postgresql-12.4 on my win pc. When i'm trying to enter into admin panel (pgadmin) i cathcing message: could not connect to server: Connection refused (0x0000274D/10061) Is the server running on host "localhost" (::1) and accepting TCP/IP connections on port 5433? could not connect to server: Connection refused (0x0000274D/10061) Is the server running on host "localhost" (127.0.0.1) and accepting TCP/IP connections on port 5433? I have 2 users on my pc. Admin and another user with adming rights. Under admin profile pgadmin works good, uder another user profile pgadmin throws error message. In services server is running.