remove extra field in lead export

i am export my lead but in excel sheet showing unwanted data.

how to remove extra field in lead export

There is no feature to select this, out-of-the-box.

There is this plugin in the Store:

You can also export from a Report, or from the database, or from PHP.

Finally, you can have an extra automated step running some Excel macro to fix up the export results. This has the advantage that you can also do some formatting work to make it look pretty, set up PivotTables, etc.