Hi Sir, Since when you have been getting this problem?
Follow the steps below to place your computer in “clean boot”
If you are prompted for an administrator password ***** for a confirmation, type the password, or click Continue.
When you are prompted, click Restart and let the computer boot in normal mode.
Please try the steps that i have provided and let me know.
Let me check
can you share your screen?
Please try this.
please try above steps
why do not you format the 98 OS?
keep backup with you.
I hope you are having all the softwares that you installed in your system. Please take backup of your entire data. and format the OS. It will definately help. You can search as well on google that how to format win98.
Please accept the answer if it helps.
Please make sure you take back up of all the files you need.