CLI docs update (#862)

* update cli docs

* remove CodeGroup tags

* format troubleshooting steps

---------

Co-authored-by: Ethan Palm <[email protected]>

Author: lawreka

installation.mdx

@@ -23,23 +23,11 @@ icon: "terminal"
 <Steps>
   <Step title="Install the CLI.">
     Run the following command to install the [CLI](https://www.npmjs.com/package/mint):
-    <CodeGroup>
 
-    ```bash npm
+    ```bash
     npm i -g mint
     ```
 
-
-    ```bash yarn
-    yarn global add mint
-    ```
-
-
-    ```bash pnpm
-    pnpm add -g mint
-    ```
-
-    </CodeGroup>
   </Step>
   <Step title="Preview locally.">
     Navigate to your docs directory (where your `docs.json` file is located) and execute the following command:
@@ -54,24 +42,10 @@ icon: "terminal"
 
 Alternatively, if you do not want to install the CLI globally, you can run a one-time script:
 
-<CodeGroup>
-
-```bash npm
+```bash
 npx mint dev
 ```
 
-
-```bash yarn
-yarn dlx mint dev
-```
-
-
-```bash pnpm
-pnpm dlx mint dev
-```
-
-</CodeGroup>
-
 ## Updates
 
 If your local preview is out of sync with what you see on the web in the production version, update your local CLI:
@@ -82,24 +56,10 @@ mint update
 
 If this `mint update` command is not available on your local version, re-install the CLI with the latest version:
 
-<CodeGroup>
-
-```bash npm
+```bash
 npm i -g mint@latest
 ```
 
-
-```bash yarn
-yarn global upgrade mint
-```
-
-
-```bash pnpm
-pnpm up --global mint
-```
-
-</CodeGroup>
-
 ## Custom ports
 
 By default, the CLI uses port 3000. You can customize the port using the `--port` flag. To run the CLI on port 3333, for instance, use this command:
@@ -158,11 +118,39 @@ If you use JetBrains, we recommend the [MDX IntelliJ IDEA plugin](https://plugin
   <Accordion title='Error: Could not load the "sharp" module using the darwin-arm64 runtime'>
     This may be due to an outdated version of node. Try the following:
 
-    1. Remove the currently-installed version of the mint CLI: `npm remove -g mint`
+    1. Remove the currently-installed version of the mint CLI: `npm uninstall -g mint`
     2. Upgrade to Node.js.
     3. Reinstall the mint CLI: `npm install -g mint`
   </Accordion>
   <Accordion title="Issue: Encountering an unknown error">
-    Solution: Go to the root of your device and delete the `~/.mintlify` folder. Afterwards, run `mint dev` again.
+    **Solution**: Go to the root of your device and delete the `~/.mintlify` folder. Afterwards, run `mint dev` again.
+  </Accordion>
+  <Accordion title="Error: permission denied">
+    This is due to not having the required permissions to globally install node packages.
+
+    **Solution**: Try running `sudo npm i -g mint`. You will be prompted for your password, which is the one you use to unlock your computer.
+  </Accordion>
+  <Accordion title="The local preview doesn't look the same as my docs do on the web">
+    This is likely due to an outdated version of the CLI.
+
+   **Solution:** Run `mint update` to get the latest changes.
+  </Accordion>
+  <Accordion title="mintlify vs. mint package">
+    If you have any problems with the CLI package, you should first run `npm ls -g`. This command shows what packages are globally installed on your machine.
+    
+    If you have a package named `mint` and a package named `mintlify` installed, you should uninstall `mintlify`.
+    
+    1. Uninstall the old package:
+    ```bash
+      npm uninstall -g mintlify
+    ```
+    2. Clear your npm cache:
+    ```bash
+      npm cache clean --force
+    ```
+    3. Reinstall the new package:
+    ```bash
+      npm install -g mint
+    ```
   </Accordion>
 </AccordionGroup>