Contact
Questions, corrections and suggestions for new tutorials are welcome.
Email: morethan_off@163.com
To get a faster answer
- Mention which app and version you use (e.g. Excel for Microsoft 365 on Windows, Google Sheets in Chrome).
- Paste the exact formula and the exact error message.
- Describe your data, but please don't send files containing personal or confidential information.
I read every message, but I can't promise to reply to all of them or provide one-to-one consulting.