Updated Install and Run on NVidia GPUs (markdown)

Install-and-Run-on-NVidia-GPUs.md

@@ -5,12 +5,12 @@
 1. Download the `sd.webui.zip` from [here](https://github.com/AUTOMATIC1111/stable-diffusion-webui/releases/tag/v1.0.0-pre), this package is from `v1.0.0-pre` we will update it to the latest webui version in step 3.
 2. Extract the zip file at your desired location.
 3. Double click the `update.bat` to update web UI to the latest version, wait till finish then close the window.
-- Optional (**Required for 50 Series GPUs**) use the `switch-branch-toole.bat` to switch branch.
+- Optional (**Required for 50 Series GPUs**) use the `switch-branch-toole.bat` to switch to dev branch.
 4. Double click the `run.bat` to launch web UI, during the first launch it will download large amounts of files. After everything has been downloaded and installed correctly, you should see a message "`Running on local URL:  http://127.0.0.1:7860`", opening the link will present you with the web UI interface.
 > you should be able to start generating images
 
-> Currently 50 Series GPUs requires the use of `PyTorch 2.7` which has not been merged<br>
-> please use `switch-branch-toole.bat` to switch to branch [`Pytorch==2.7.0-xFormers==0.0.30`](https://github.com/AUTOMATIC1111/stable-diffusion-webui/pull/16972)<br>
+> Currently 50 Series GPUs requires the use of `PyTorch 2.7` which has not been merged into master<br>
+> please use `switch-branch-toole.bat` to switch to `dev` branch 
 > discussion post [Nvidia Blackwell 50XX GPU instructions](https://github.com/AUTOMATIC1111/stable-diffusion-webui/discussions/16818)
 
 ### Extra configurations via `COMMANDLINE_ARGS`