List of Microsoft Windows File Extensions

Welcome to the List of Microsoft Windows File Extensions page. You can find the most common file extensions that any version of Microsoft Windows uses here. Other extensions can be found here.

Images

 *  Quality (Q) 
 * Q2) Fair - Quality is good, but choose another format when possible.
 * Q3) Good - Quality is good.
 * Q4) Great - Quality is great.
 * Q5) Best - Quality is the best out of all formats.
 *  Supported Features (SF) 
 * A) Animation - Supports frames and layers to make animated images. Use .gif instead of .apng.
 * T) Transparency - Supports frame and layer transparency to make better images.
 *  Compression (C) 
 * C0) None - Can't be compressed to save harddrive space.
 * C2) Good - Can be compressed to 60-90% of the original size.
 * C3) Great - Can be compressed to 50-70% of the original size.
 *  Miscellaneous 
 * Hyphen (-) - A hyphen means that the information isn't available or isn't known.

System

 * It's important that you only modify these files if you know what you're doing. However, .ani, .cur and .ico files can be edited and created with graphic programs such as GIMP, Paint.NET and Microsoft Paint.

Music

 *  Quality (Q) 
 * Q2) Fair - Quality is good, but choose another format when possible.
 * Q3) Good - Quality is good.
 * Q4) Great - Quality is great.
 * Q5) Best - Quality is the best out of all formats.
 *  Compression (C) 
 * C0) None - Can't be compressed to save harddrive space.
 * C1) Good - Can be compressed, but loses quality.
 * C2) Great - Can be compressed, without losing quality.
 *  Miscellaneous 
 * Hyphen (-) - A hyphen means that the information isn't available or isn't known.