In this blog post I tried to compile a list of boundaries available for SharePoint online, OneDrive and Microsoft lists. Below chart shows the recent boundaries and limits in SharePoint Online and OneDrive for Business

 SharePoint OnlineOneDrive for BusinessMicrosoft Lists
File Size limit250 GB250 GB 
List Item Attachment limit250 MB250 MB
File Name Length (full Path)400 characters400 characters 
No. of Items / Documents and Folders30 M30 M30 M
No. of documents recommended for good performance300,000300,000 
Document Sync limit2000020000Coming soon
Files within Zip20 GB20 GB 
Invalid characters~ ” # % & * : < > ? / \ { | }~ ” # % & * : < > ? / \ { | } 
Invalid file or folder names.lock, CON, PRN, AUX, NUL, COM0 – COM9, LPT0 – LPT9, _vti_, desktop.ini,.lock, CON, PRN, AUX, NUL, COM0 – COM9, LPT0 – LPT9, _vti_, desktop.ini, 
Sharing limit50000 per folder50000 per folder 
List view threshold500050005000
No. of Versions per Document /Item50,000 Major and 511 Minor versions50,000 Major and 511 Minor versions50000 Major versions

If you know any further boundaries, please share with us to update the above listing.


Adnan is six time Microsoft MVP (Since 2015) with over 16 years of extensive experience with major expertise on SharePoint, SharePoint based development, Microsoft 365, Microsoft Teams, .Net Platform and Microsoft BI. He is currently working Sr Microsoft Consultant at Olive + Goose. He is MCT Regional Lead for Pakistan Chapter since 2012. He is working on SharePoint for past 12 years and worked on different intranet/intranet solutions for private & govt. sector majorly in United states and Gulf region and have experience of working with multiple Fortune 500 companies. He is a trainer, technology evangelist and also speaks in community forums.

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