docs: add nightly install link to failed to fetch

docs/docs/guides/07-troubleshooting/02-failed-to-fetch.mdx

@@ -27,8 +27,8 @@ This may occur due to several reasons. Please follow these steps to resolve it:
 2. Select a model that is smaller than 80% of your hardware V/RAM. 
     - For example, if I have a 8GB machine, I should select models smaller than 6GB.
 
-3. Install the latest Nightly build from github linked in https://jan.ai/install/
-    - If you are reinstalling Jan, follow the uninstall instructions for your relevant OS to clear the application cache
+3. Install the latest Nightly release https://jan.ai/install/nightly/
+    - If you are re-installing Jan, it can help to clear the application cache (see uninstall instructions for your OS)
 
 4.  Ensure your V/RAM is accessible by the application (some people have virtual RAM)
 5.  If you are on Nvidia GPUs, please download [Cuda](https://developer.nvidia.com/cuda-downloads)