Re Install after computer crash

Hello Liz,
Thank you for reaching AVG Community Support.
We regret the inconvenience you had with reinstalling the subscriptions. 
Upon checking, we can see that you have contacted us via chat, they will review the query help you further. Please check and get back to us.
Thank you!

My computer crashed and I need to re install my AVG on the new disk the repair person installed on my computer.  The AVG exc file is there-do I just click on it and go from there? Also, he put Avest on my computer, do I need to uninstall that first.

Hello Liz,
Thank you for reaching AVG Community Support.
We regret the inconvenience you had with reinstalling the subscriptions. 
Upon checking, we can see that you have contacted us via chat, they will review the query help you further. Please check and get back to us.
Thank you!