Unab;e to open Word

Hello Herbert,
We regret for the inconvenience caused. On checking your account we could see that you have active product of AVG PC Tune up. Could you please confirm whether you have made any changes in AVG PC Tune up recently?
Thank you.

After running and cleaning, I am unable to open "Word" Any suggestions. ?

Hello Herbert,
We regret for the inconvenience caused. On checking your account we could see that you have active product of AVG PC Tune up. Could you please confirm whether you have made any changes in AVG PC Tune up recently?
Thank you.