I am sad because all concerts have been canceled and postponed during COVID-19.

I really like watching classical concerts.

When I selected athe location to moveof my new house, an important vefactor was that the location should be closeits proximity to a concert hall.

More natural: "When I was looking at where to move, a key factor was that I wanted to live close to a concert hall."

After getting off work, I used to visit the hall and watched performances.

"watch" is in the infinitive because it's paired with "I used to:"
"I used to visit the hall and [I used to] watch performances"

This routine was my best thing lifting me upthe highlight of my week.

This is an idiomatic way to say it was the best part of your week.

Beut I haven't watched any concert sinces in the last 2 years.

Taking inWatching an online concert is not enough for me.

More natural and idiomatic: "Watching a concert online just doesn't do it for me."

If you say that something "doesn't do it for me," it means it's not good enough for you; it doesn't meet your expectations/satisfy you.

https://idioms.thefreedictionary.com/doesn%27t+do+anything+for

I hope the pandemic will come to an end soon.

me too!!

I am sad because all concerts are canceled andor postponed during COVID-19the pandemic.

I really like watching classical concerts.

When I selected a location to move my new house, an important vector was that the location should be close to a concert hallwas deciding where to move, it was important that the house is close to a concert hall. It was one of the reasons why I've picked the house I'm living in now.

After getting off work, I used to visit the concert hall and watched performances.

This routine was my best thing lifting meIt is one of my favorite pastimes and always lifts my mood up.

BeHowever, I haven't watched any concert sinces for the past 2 years.

TakGoing into an online concert is not enough for me.

I hope the pandemic will come to an end soon so I can go to another concert.