A client has received a DLL not found error and has reported the issue to you. The client has also informed you that they have downloaded the missing DLL file from the internet and believes they have resolved the issue. What is the first action you should take regarding this situation?
1) No action needed, the missing DLL has been restored
2) Re-image the PC to ensure no other DLL files are missing
3) Verify that the correct DLL was downloaded
4) Quarantine the computer