use string with placeholders

app/src/main/java/com/amaze/filemanager/ui/views/drawer/Drawer.java

@@ -1074,9 +1074,7 @@ public class Drawer implements NavigationView.OnNavigationItemSelectedListener {
 
   private SpannableString getSpannableText(String text, String freeSpace, String totalSpace) {
 
-    String s =
-        String.format(
-            "%s\n%s %s %s", text, freeSpace, mainActivity.getString(R.string.free_of), totalSpace);
+    String s = mainActivity.getString(R.string.free_of, text, freeSpace, totalSpace);
 
     SpannableString spannableString = new SpannableString(s);
 

app/src/main/res/values/strings.xml

@@ -789,6 +789,6 @@ You only need to do this once, until the next time you select a new location for
     <string name="protocol_ftp" translatable="false">FTP</string>
     <string name="protocol_ftps">Secure FTP</string>
     <string name="unavailable">Unavailable</string>
-    <string name="free_of">"free of</string>
+    <string name="free_of">"%s\n%s free of %s</string>
 </resources>