For web applications, you can create a "Blob" (Binary Large Object) containing your report text and use a temporary link to download it. javascript
If you are working within an SAP environment, you can use the GUI_DOWNLOAD function to send report data to a local .txt file.
Import or export text (.txt or .csv) files - Microsoft Support
: Open TextEdit , go to Format > Make Plain Text , and then File > Save .
Which or software are you using for your report?
If you already have text on your screen (like in Word or Notepad) and just want to save it as a .txt file:
In Python, you can simply open a file in write mode ( 'w' ) to save your report to your local machine.