From time to
time you’ll find yourself in a situation where you have various lists on a site
collection that are no longer relevant and can slow down your site. Deleting
lists can improve performance, but reluctance to do it is often due to the time
required. The thought of logging on to your site and going through all the various
steps can be enough to put off the operation, with potentially negative
consequences. In this article, we’ll show you how to delete lists on your site
collection whose names are text-based.

Get file code here: DeleteListsOnSiteCollection.ps1

How does
it work?

Example: You’ve
created lists on your site collection with the same list names on various
sub-sites; they are no longer relevant and you wish to delete them.

In the main site:

In the sub-site:

Step 1: Click here to download: DeleteListsOnSiteCollection.ps1

Run DeleteListsOnSiteCollection.ps1 file with PowerShell.

Step 2: 
Input your chosen parameters as pictured below and click Enter.

Step 3: The
PowerShell script will show the results while deleting the lists.

Step 4: Go to your site to check out the final
results.