how to include a library in arduino
Including a Library in Arduino (C++)
Download the Library: Visit the library's repository or website and download the library as a ZIP file.
Add the Library to Arduino IDE: Open the Arduino IDE, then go to "Sketch" > "Include Library" > "Add .ZIP Library...". Select the downloaded ZIP file and click "Open".
Verify Inclusion: Once the library is added, you can verify that it has been successfully included by going to "Sketch" > "Include Library" and checking if the library is listed there.