I have created a document library inside our online communication site collection, and inside it i added a new site column of Multiple line of text +Rich text capabilities as follow:-

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but when i upload a document and try to edit the above column, i will not have the ability to add any rich text to the fields + i can only add 255 characters as follow:-

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any idea why i can not have a rich text editor field inside our document library?

1 Answer 1


Open the site in SharePoint designer->Click on your library->Click on Edit columns under Customization->Double click on the column which you want enable Rich Text functionality-> select the checkbox which says Rich Text and hit OK and then Save.

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  • thanks for the valuable reply,, but do you know why this is not set by default ?
    – John John
    Jul 29, 2020 at 14:03

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