Merge pull request #42778 from ob/patch-1

Fix wrong package manager

Author: ktoliver

articles/storage/files/storage-how-to-use-files-linux.md

@@ -48,7 +48,7 @@ uname -r
     sudo dnf install cifs-utils
     ```
 
-    On older versions of **Red Hat Enterprise Linux** and **CentOS**, use the `dnf` package manager:
+    On older versions of **Red Hat Enterprise Linux** and **CentOS**, use the `yum` package manager:
 
     ```bash
     sudo yum install cifs-utils 
@@ -278,4 +278,4 @@ See these links for more information about Azure Files:
 
 * [Planning for an Azure Files deployment](storage-files-planning.md)
 * [FAQ](../storage-files-faq.md)
-* [Troubleshooting](storage-troubleshoot-linux-file-connection-problems.md)
+* [Troubleshooting](storage-troubleshoot-linux-file-connection-problems.md)