Depending on how you are referring to the file in a sentence, you might use different articles:
Example: "I found Excluded-Episode2-pc.zip file in my downloads folder."
Use this when referring to the file for the first time or as one of many.
Use this when referring to a specific, previously mentioned file.
Example: "I need to download Excluded-Episode2-pc.zip file to play the game."
Depending on how you are referring to the file in a sentence, you might use different articles:
Example: "I found Excluded-Episode2-pc.zip file in my downloads folder."
Use this when referring to the file for the first time or as one of many.
Use this when referring to a specific, previously mentioned file.
Example: "I need to download Excluded-Episode2-pc.zip file to play the game."