User talk:39.57.236.66

September 2021
Hello, I'm Materialscientist. I wanted to let you know that I reverted one of your recent contributions—specifically this edit to Umer Shareef—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 Help desk. Thanks. Materialscientist (talk) 08:33, 5 September 2021 (UTC)

Please do not add unreferenced or poorly referenced information, especially if controversial, to articles or any other page on Wikipedia about living persons, as you did with this edit to Umer Shareef. Thank you. Materialscientist (talk) 08:37, 5 September 2021 (UTC)