diff --git a/README.md b/README.md
index cc3d051..6ec2ff7 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,9 @@
-# interpolate_gpx
-This tool allows you to fill the missing GPS data if there are gaps in your file.
+# Interpolate GPX
+This tool allows you to fill the missing GPS data if there are gaps in your file without ruining file structure.
+
+## Usage
+1. Install the script into your related folder.
+2. Run the script and it'll starts to process automatically.
+
+### Notice:
+It compatible with Insta360 X4 GPX structure but it may be not compatible with other models and brands.