If you can tell me you are using (After Effects, Premiere, etc.) or if you are getting a specific error message , I can give you more exact steps to finish your video.
: Holiday templates often use heavy particle effects (snow, bokeh). Lower your preview resolution to Half or Quarter in the preview window to speed up editing. Download File INTRO-HD.NET-merry-christmas-happ...
: If you see a "color bars" pattern, After Effects has lost the link to the assets. Right-click the missing file in the project panel, select Replace Footage > File , and point it to the folder you extracted. If you can tell me you are using