In one sentence, describe what the following article is about: Besides taking up hard disk space, old programs may still be running processes in the back, even if you never use them. This is especially true of old antivirus programs or other utilities. New computers often come with programs pre-installed. Many of these are trials that need to be purchased in order to be used. If you don’t intend to use these programs, remove them to free up space. Select Control Panel, and then click “Uninstall a program” under the Programs section. If you are using Classic View, open Programs and Features. This will open a list of the programs installed on your computer. Depending on how many programs you have installed, it could take several minutes for the list to fully populate. In the menu bar, an Uninstall/Change button will appear. Click it to begin the uninstall process. Each program has a slightly different uninstall method, but most are automated.  There are also several free software such as Revo and Advanced Uninstaller which deep clean traces from the Registry which are not removed by the built-in Windows software.
Summary: Uninstall unused programs. Open the Start menu. Select the program you wish to uninstall.

In one sentence, describe what the following article is about: While viewing the file you opened, locate the chat icon at the upper-right menu of the window. Hovering on it will pop up the texts “Show or hide comments”; click on it. The review panel will flow from the right. On the review panel, you can see all the comments left by the collaborators of the file. The names of the people who left reviews, together with the date and time stamps and their actual comments, can be seen. If you have something to add, click on the “Enter a Comment” button. A message box will appear where you can type in your comments. When you’re done, click on the “Add Comment” button right below the message box.  Your comment will appear right away. If you want to reply to an existing comment, just hover over the comment you want to reply to and a Reply text will appear. Click on this and a message box will appear. Type in your response and click the “Add Reply” button right below the message box. Your response will appear right away.
Summary:
Bring out the review panel. Review the comments. Add your own comments. Reply to a comment.