Its not the cause. Every PC on earth probably has DCOM errors. They are normal, not going to be reason for lag.
what are specs of PC? Have you got the latest drivers?
Thank you very much, i'll check if it works and will come back in a couple of days with response. I noticed there was some driver updates and a important bios update. It could be the issue. Thank youhave you tried running this? https://www8.hp.com/au/en/campaigns/hpsupportassistant/hpsupport.html