Dark borders around rows and cells appear when entering text in Excel 2016 after Sept 12, 2017 update (KB4011050)

Important: This issue is now closed with the fix indicated below. For more information on other recent issues for your application, see Fixes or workarounds for recent Office issues.

Last Updated: September 14, 2017


After installing the September 12, 2017 update for Excel 2016 (KB 4011050), dark borders may appear around rows or cells in Excel spreadsheets when you enter text.

Dark borders around cells when typing after installing KB4011050


This issue is fixed in the KB 4011165 update, released on September 12, 2017. If you have KB 4011050 installed, you do not need to uninstall this before installing KB 4011165.

More Resources

Icon Experts (brain, gears)

Ask the experts

Connect with experts, discuss the latest Excel news, updates, and best practices, and read our blog.

Excel Tech Community

Icon Community

Get help in the community

Ask a question and find solutions from Support Agents, MVPs, Engineers, and other Excel users.

Excel Forum on Answers

Icon feature request (light bulb, idea)

Suggest a new feature

We love reading your suggestions and feedback! Share your thoughts. We're listening.

Excel UserVoice

See Also

Fixes or workarounds for recent issues in Excel for PC

Get support
Contact us
Expand your Office skills
Explore training

Was this information helpful?

Thank you for your feedback!

Thank you for your feedback! It sounds like it might be helpful to connect you to one of our Office support agents.