hi there i hope im in the right section of the forum to post this.
ive had this dell laptop for about 5 years now and it has recently encounted viruses and problems such as black screen on start up, randomly powering off, 100% cpu usage and many other ads pop ups and slowness so i think its time i did a wipe and restore can anyone please help me because i dont know how to go about doing this.
thanks
p.s id like to keep all my files some how and restore them after the wipe. i do have some external hard drives.