Minor wording tweaks

Author: jai-adam-schrem

content/install-guides/performix.md

@@ -178,7 +178,7 @@ When the installation finishes, select **Close** to exit the installer.
 
 ## How do I use the Arm Performix CLI?
 
-The CLI is useful when you prefer command-line workflows, rather than GUI or MCP-driven workflow.
+The CLI is useful when you prefer command-line workflows, rather than GUI or MCP-driven workflows.
 
 The `apx` command-line tool is installed automatically, and you can find the binary at the following locations:
 
@@ -190,7 +190,7 @@ On Linux, you can find it at:
 /opt/Arm\ Performix/assets/apx/apx
 ```
 
-For convenience, add it to your PATH or create an alias:
+For convenience in the current shell session, add it to your `PATH` or create an alias:
 
 ```bash
 export PATH="/opt/Arm Performix/assets/apx:$PATH"
@@ -208,11 +208,13 @@ Relative to the install location, the `apx` binary is at `\assets\apx\apx.exe`.
 C:\Program Files\Arm Performix\assets\apx\apx.exe
 ```
 
-For convenience, add it to your PATH. In PowerShell, run:
+For convenience in the current PowerShell session, add it to your `Path`. This example uses the all-users install path:
 
 ```powershell
 $env:Path += ";C:\Program Files\Arm Performix\assets\apx"
 ```
+
+If you installed Arm Performix for a single user, replace `C:\Program Files\Arm Performix` with `C:\Users\<username>\AppData\Local\Programs\Arm Performix`.
   {{< /tab >}}
   {{< tab header="macOS" >}}
 On macOS, you can find it at:
@@ -221,7 +223,7 @@ On macOS, you can find it at:
 /Applications/Arm\ Performix.app/Contents/assets/apx/apx
 ```
 
-For convenience, add it to your PATH or create an alias:
+For convenience in the current shell session, add it to your `PATH` or create an alias:
 
 ```bash
 export PATH="/Applications/Arm Performix.app/Contents/assets/apx:$PATH"
@@ -231,7 +233,7 @@ export PATH="/Applications/Arm Performix.app/Contents/assets/apx:$PATH"
 
 Use the CLI help for command-line usage, or for more detailed information see the [Arm Performix User Guide](https://developer.arm.com/documentation/110163/latest/):
 
-```bash
+```console
 apx --help
 ```