You really need to provide directly usable table structures and data. That is:
CREATE TABLE and INSERT statement(s)
CREATE TABLE #df1 /*or just df1*/
( version varchar(10) NOT NULL, host ... )
INSERT INTO #df1 VALUES('pat', 'a16', '12/1/2019'),('fam', ...)
CREATE TABLE #df2 ...
SQL DBA,SQL Server MVP(07, 08, 09) "It's a dog-eat-dog world, and I'm wearing Milk-Bone underwear." "Norm", on "Cheers". Also from "Cheers", from "Carla": "You need to know 3 things about Tortelli men: Tortelli men draw women like flies; Tortelli men treat women like flies; Tortelli men's brains are in their flies".