Go to TechSmith. com and click on products on the upper navigation tab and then click on
all products and downloads , then scroll down to bottom of the page and click on download old versions. This will redirect you to a new page. Then select your operating system and in the version do not select v 20.0. 0.5 [2020 Jun 29](Current) Then click on downolad
Then after installing it activate it permanently with the software key DUBSW8-SDgSJSW-SDJ9JJ
Thank you and welcome.