It should as far as I know but don't have the option to test a Win7 setup.
What cpu/ram & gpu are you using?
Intel i7 4790k 4ghz 16gig ram nVidia GTX-960
Did you test this upgrade tool recently ? If, so,...on what system OS
Hi, we are willing to help you, you may install and run Teamviewer 13 and then send ID & Password of Teamviewer 13 to the mailbox: email@example.com ,we will connect your PC, thanks.
Teamviewer info sent, waiting for remote support from pImax
I'm back, computer reboot... waiting for you
Please send password of Teamviewer 13 to firstname.lastname@example.org, thanks.
Already done , i will retransmit again
Thank you for your support, work fine now...happy new year!