> For the complete documentation index, see [llms.txt](https://astra-image.gitbook.io/astra-image-6.0/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://astra-image.gitbook.io/astra-image-6.0/getting-started/post-installation.md). # Post Installation Some functions already have GPU acceleration built-in, and we plan to add more and more as time goes by. After installing Astra Image, you may need to add some other software to enable GPU support. Please make sure you have a good backup of your PC before making system changes like installing drivers. nVidia\ If you are using an nVidia GPU, please make sure that you have the CUDA drivers installed. You can download the latest drivers from: [https://developer.nvidia.com/cuda-downloads ]() The CUDA drivers will automatically enable OpenCL support. OpenCL for AMD and Intel.\ If you are not using an nVidia GPU, please make sure that you have the OpenCL drivers installed for your CPU and GPU. Here are some useful links: