Malayo ka kasi ts nasa pangasinan ako..
So history reformatted na as in erased wiped hardrive, but still bad performance..
possible reason: bad sector already developed if hdd hard drive mo at 2-3 years old na..
kung sa tingin mo hindi o wala pa naman baka bumalik mga alaga mo virus advice ko after reformat,
install agad proven na antivirus na protected ka sa mga worm at mga tojan etc..