متن خطا چی هست؟ 

rename : The term 'rename' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a 
path was included, verify that the path is correct and try again.
At line:1 char:1
+ rename setAppName --targets ios,android --value "YourAppName"
+ ~~~~~~
   + CategoryInfo          : ObjectNotFound: (rename:String) [], CommandNotFoundException
   + FullyQualifiedErrorId : CommandNotFoundException
   این خطا را میده وقتی باید چیکارکنم؟

#0   main (file:///C:/Users/Parisa/AppData/Local/Pub/Cache/hosted/pub.dev/rename-3.0.2/bin/rename.dart:31:12)
│ #1  
├┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄
│ ⛔ Could not find an option named "appname".
│ ⛔ 
│ ⛔ Usage: rename [arguments]
│ ⛔ 
│ ⛔ Global options:
│ ⛔ -h, --help       Print this usage information.
│ ⛔ -v, --version    
│ ⛔ 
│ ⛔ Available commands:
│ ⛔   getAppName    Get app names for the targeted platforms
│ ⛔   getBundleId   Get bundleId identifiers for the targeted platforms
│ ⛔   setAppName    Set app name for the targeted platforms
│ ⛔   setBundleId   Set bundleId identifier for the targeted platforms
│ ⛔ 
│ ⛔ Run "rename help " for more information about a command.

واین خطا هم برای وقتی هست که از دستوری که داخل ویدیو بود نوشتم این خطا را میده 

منظورم این دستور هست:

flutter pub global run rename --appname "pari"