Question Weird bell sound while using computer

May 23, 2021
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I have again this problem.Earlier this year i have the same one with this bell sound and problem magical disappeared in like,1 or 2 days. Now I have the same one.Again some bell audio every few minutes and i dont know from where.Can someone can help me?
 
May 23, 2021
6
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10
rCSue92.png

I did this and its still the same.
 
May 23, 2021
6
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10
Sometimes happens to me when I alt tab from game(like VALORANT) screen is just black and i hear game and everything what is happening.And sometimes my screen just froze and i need to restart PC. Can someone know maybe whats happening ?