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Advantages Windows 11:

1. Updated user interface: Windows 11 has a new design that makes the system more modern and user-friendly. The new interface includes new icons, rounded corners, and animations, making it more appealing to users.
2. Improved performance: Windows 11 improves performance thanks to a new app launch technology that provides faster loading and launching times. In addition, the memory management system is now more efficient and allows for more effective use of computer resources.
3. New features: Windows 11 includes many new features such as built-in Teams, which makes communication between users easier, a new notification center, an improved Tablet Mode, and other features that make working with the system more comfortable.
4. Greater security: Windows 11 enhances system security with new features such as built-in antivirus and malware protection. In addition, the new Windows Hello feature allows users to log in to the system using facial recognition, fingerprints, or a PIN code.

disadvantages of windows 11:

1. Computer Requirements: Windows 11 requires more advanced hardware than Windows 10. In particular, the processor must be 64-bit and support Trusted Platform Module (TPM) version 2.0. This means that some older PCs will not be able to upgrade to Windows 11.
2. Unavailability for some users: Windows 11 will not be available for some users in some countries such as China and Iran due to geopolitical restrictions.
3. some features may not be available: Some features of Windows 10 may be removed from Windows 11, and some features may only be available on certain versions of Windows 11. For example, the Cortana feature will not be available on computers installed in some countries. Users may also experience compatibility issues with certain applications or games that may not work properly on the new operating system.
4. Software Compatibility: Windows 11 may not be compatible with some software that ran on earlier versions of Windows. This can be a problem for users who depend on these programs for their work.
5. Updating and installing: Like any new operating system, Windows 11 can have problems updating and installing on your computer. This can cause some inconvenience and data loss for users who have not backed up their system.
6. Interface changes: Some users may experience difficulty using the new Windows 11 interface, especially if they were used to the old Windows 10 interface. Changes may take time to adapt and improve performance.
7. Lack of customization: In Windows 11, the choice of customization and interface customization is limited. However, for many users this may not be a significant disadvantage.

Overall, Windows 11 has many new features and improvements, but like any operating system, it also has its limitations and drawbacks. Before upgrading to Windows 11, users should make sure that their PC meets the requirements and take into account the possible disadvantages that may arise.