: Any security certificates you install are stored on the local machine's Windows certificate manager, not within the portable folder. Where to Download
Despite being "portable," it retains almost all the standard desktop features: Download Opera Portable zip
: By default, passwords are encrypted based on the specific Windows OS you are currently using. To access your passwords on different machines, you must use Opera Sync . : Any security certificates you install are stored
You can download it from the official page or through PortableApps.com for automatic updates. Opera Portable, Portable Edition | PortableApps.com Portable Edition | PortableApps.com