When multiple colleagues edit the same file in OneDrive for Business, unintended changes can overwrite important content. Version history automatically saves every change made to a document, allowing you to restore a previous version at any time. This feature works for Office files such as Word, Excel, and PowerPoint, as well as PDFs and images … Read more
You need a complete list of all files and folders stored in your OneDrive for Business account, including file size, last modified date, and sharing status. OneDrive does not include a built-in export button for this data. This article explains how to generate a file inventory using PowerShell scripts and cloud-based reporting tools. Without an … Read more
You open a file stored in OneDrive for Business and see a blank preview pane or an error that says the file cannot be previewed. The file still downloads and opens normally in its desktop application. This mismatch between preview and download points to a specific issue with how OneDrive generates file previews on the … Read more
When OneDrive sync removes a folder you did not intend to delete, the files can seem gone instantly. This usually happens when the sync engine mirrors a deletion from one device to the cloud or when a local folder is moved outside the OneDrive folder. The folder and its contents are not permanently erased — … Read more
You try to rename a file in OneDrive and get an error message. The file name contains characters like a question mark, asterisk, or colon. OneDrive and Windows both restrict certain special characters in file names to prevent conflicts with the operating system and cloud sync. This article explains exactly which characters are blocked, why … Read more
When you check the size of a folder in OneDrive on your computer and then compare it to the same folder on the OneDrive website, the numbers often do not match. This difference happens because OneDrive uses Files On-Demand, which changes how folder sizes are calculated locally versus in the cloud. Local sizes can be … Read more
After a ransomware attack, your OneDrive files may be encrypted, renamed, or deleted. The attacker often leaves a ransom note but does not provide a working decryption key. Microsoft OneDrive includes built-in file recovery tools that can restore your data to a state before the attack occurred. This article explains how to use Version History, … Read more
You right-click a OneDrive file and select Free up space, but the file remains on your hard drive with a green check mark instead of turning into a cloud-only item. This happens because the OneDrive sync engine respects a separate setting called Always keep on this device that overrides the Free up space command. This … Read more
When you save an Office file in a OneDrive-synced folder, you may notice that OneDrive does not upload temporary files that Office creates during editing. This behavior is by design and prevents sync errors, file corruption, and bandwidth waste. The temporary files, such as those with .tmp or ~$ prefixes, are automatically excluded from sync … Read more
When you overwrite a file in OneDrive by saving a new version with the same name, the previous version is not permanently deleted. OneDrive retains a history of changes, allowing you to restore older versions if needed. However, many users are unsure how to verify that version history is actually available before they overwrite a … Read more