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## Install_OpenCV4_CUDA11_CUDNN8.md

      
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                raulqf
                / Install_OpenCV4_CUDA11_CUDNN8.md
            
            
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              April 18, 2024 19:53
            
              
                How to install OpenCV 4.5 with CUDA 11.2 in Ubuntu 22.04
              
          
    How to install OpenCV 4.5.2 with CUDA 11.2 and CUDNN 8.2 in Ubuntu 22.04

First of all install update and upgrade your system:
    $ sudo apt update
    $ sudo apt upgrade

Then, install required libraries:

  
## DellXPS15_9560_AHCI_RAID.md

      
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                chenxiaolong
                / DellXPS15_9560_AHCI_RAID.md
            
            
              Created
              November 27, 2017 01:33
            
              
                Switching between AHCI and RAID on the Dell XPS 15 (9560)
              
          
    Switching between AHCI and RAID on the Dell XPS 15 (9560)

This guide likely applies to other models and, potentially, even laptops from other OEMs that have NVME drives. However, I've only tested this on my Dell XPS 15 (9560) with the OEM Windows installation from the Signature Edition model.
Switching from RAID to AHCI

Switching from RAID to AHCI is significantly simpler than switching from AHCI to RAID. All that's needed is a successful boot to Safe Mode.

To set the default boot mode to Safe Mode, use msconfig.exe or open an admin cmd/PowerShell window and run: