You can filter data in Excel based on either certain parameters in columns or over the whole sheet, and you can later unfilter the sheet.

How to Subset Data in Excel. Filters are used to create subsets of data in a Microsoft Excel worksheet. The "AutoFilter" or "Sort and Filter" function in Excel allows you to create views of data ...

You can remove duplicates in Excel in a few steps. Duplicates can create problems when you're dealing with data.