User talk:103.21.126.81

July 2024
Hello, I'm ToadetteEdit. I wanted to let you know that I reverted one of your recent contributions—specifically this edit to Proportional–integral–derivative controller—because it did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Teahouse or the Help desk. Thanks. Toadette Edit! 08:45, 10 July 2024 (UTC)

Please refrain from making test edits to Wikipedia pages, such as the one you made with this edit to Proportional–integral–derivative controller, even if you intend to fix them later. Your edits have been reverted. If you would like to experiment again, please use the sandbox. Thank you. Toadette Edit! 08:46, 10 July 2024 (UTC)