replace second : character with ?? characters with macro

[osmanoca]

Hello dear excel helpfull friends.
İ have text in excel. but there are two : characters in one row. i want to replace second one of : character.

example i have this:
silav dan: merheba hevalno: çawa ne: silav gelî hevalan.

i want to replace second : with ?? an must be as below:
silav dan: merheba hevalno?? çawa ne: silav gelî hevalan.

thanks for help

macro please

 

[aqeelnokia99]

=substitute(a1,":","??",2)

 

[osmanoca]

i dont know to use this formule. please macro code

 

[Fluff]

How about

With Range("A1")
   .Value = Application.Substitute(.Value, ":", "??", 2)
End With

 

[osmanoca]

Thank you very much i understood. i worked

 

[Fluff]

You're welcome & thanks for the feedback