Windows XP Professional Version 5.1 (Build 2600.xpsp_sp3_gdr.101209-1647:Service Pack 3 Toshiba Satellite laptop which came with Vista installed but was switched to XP Professional because Game Shark and Saitek were not supported in Vista Problems. 1. I cannot post in Google+ using FireFox. I can comment in Google+. I can post from my account on another computer with the same internet connection. 2. The Matshita DVD drive does not read DVD's. It burns DVD's/CD's and it reads CD's. This started about 2 years ago. 3. I cannot update Internet Explorer. I have IE6 and the update for IE fails. ...A. I cannot run the Microsoft fixit. It stops at uploading powershell ...B. I cannot set up a clean boot because when I follow the instruction .......... go to the Service tab, tick "Hide All Microsoft Service" and tick "Disable All" and I get the message "An Access Denied error was returned while attempting to change a service. You may need to log on using an Administrator account to make the specified changes." Not only do I have a power account but I tried from the "Administrator" account and I got the same message. 4. I did manage to update Windows Media Player but it took hours of repetition. 5. While I was doing the Removal steps., "Shadow Copy" device kept appearing as new hardware that needed to be installed. I did a defragment of C drive and had no further problem with it. * * * * * * * * * * * * * * * * In the meantime I will go through the steps again. I generally can follow how to's. I chipped my Wii and modded it when that became available. I updated the firmware on my XBOX 360. I set up my DS Lite with R4 and CycloDS. (The special Edition Ace card is still unopened). Of course XP is a lot hairier.