Do I have to rename all PC's. I have 9 on my LAN. This seems like a lot of work just to get LAN working again. Is Microsoft this incompetent? Reminds me of the bugs during the DOS days.

Same problem here, except I can't even see my other computers on the same Local Area Network. I have tried many suggestions listed in this forum. Nothing helped.

Did not work for me.

Did not work for me.

Same problem here. I have tried all suggestions to no avail. Anyone else provide some help?

I have the same problem. Disappearing computers on my network. Anyone have any suggestions?

My C: Drive (System) is not listed when I try to Optimize. The D partition shows as well as the the Recovery Partition.

Can anyone help me?