Firefox Sync settings

• Як синхронізувати дані Firefox між комп’ютерами
• Як додати пристрій до Firefox Sync
• Firefox Sync не працює

In English

• How do I set up Firefox Sync?
• Where can I find the code to add a device to Firefox Sync?
• Use Sync to share your Firefox bookmarks, passwords and more with Firefox for mobile
• How do I manage my Firefox Sync account?
• Firefox Sync data is secure - Find out more
• What happened to Firefox Home?
• I've lost my Firefox Sync account information - What to do
• Disable Firefox Sync on a lost phone or tablet