OneDrive won't sync − How to fix OneDrive sync issues (Nothing else worked)

Why is OneDrive not syncing? How to fix syncing issues?

There are times when OneDrive would simply not sync. The impact is felt most, when the files are needed urgently.

The most common reasons why syncing issues occur are:

• The Internet connection;
• Web browser (if you access OneDrive via a web browser);
• Via the OneDrive app;
• Corrupt cookies and cached data.
  
  

The solutions listed below reveal how to resolve this issue, if the error is caused by anomaly on your device, or your Internet connection. There are solutions for computers, smartphones and tablets running on the following operating systems:

• Windows (Dell, HP, Lenovo, Asus, Acer, and others);
• macOS (Mac, iMac, MacBook);
• Android (Samsung, Huawei, Xiaomi, Sony, OnePlus, LG, and others);
• iOS (iPhone, iPad, iPod touch).