User talk:154.68.126.69

February 2016
Hello, I'm Gsmgm. I wanted to let you know that one or more of your recent contributions to Johannes Kepler has been undone because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks. Gsmgm (talk) 13:01, 11 February 2016 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself so you can avoid further irrelevant notices.

February 2020
Hello, I'm Materialscientist. I wanted to let you know that one or more of your recent contributions to History of mobile phones have been undone because they 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. Materialscientist (talk) 13:59, 12 February 2020 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

November 2020: Johannes Kepler
Hello, I'm Quisqualis. I wanted to let you know that one or more of your recent contributions have been undone because they 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. Thanks.--Quisqualis (talk) 07:50, 15 November 2020 (UTC)

History of mobile phones
Please refrain from making unconstructive edits to Wikipedia. Your edits appear to constitute vandalism and have been reverted. If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you.--Quisqualis (talk) 07:57, 15 November 2020 (UTC)