Night.at.the.museum.2006.1080p.bluray.h264.aac-...

Since your file name ends in AAC-... (likely AAC-RARBG ), you need a subtitle that matches that frame rate and duration to avoid the text drifting out of sync with the audio. Where to find the "piece" (Subtitle):

: Search for "Night at the Museum 2006" and look for the "RARBG" or "1080p BluRay" tag in the list. Night.At.The.Museum.2006.1080p.BluRay.H264.AAC-...

If you are looking for a (often called a "piece") that perfectly matches that specific video file, your best bet is to look for the version synced for the RARBG release. Since your file name ends in AAC-

: As seen in search results, they have a specific entry for this exact RARBG file name. How to use it: Download the .srt file. Night.At.The.Museum.2006.1080p.BluRay.H264.AAC-...