diff --git a/changelog/v7.4.7+146.md b/changelog/v7.4.7+146.md
index 929d20a8..fd607603 100644
--- a/changelog/v7.4.7+146.md
+++ b/changelog/v7.4.7+146.md
@@ -1,4 +1,5 @@
 - 修复v7.4.6版本，部分windows端用户无法打开应用的bug
+- 优化启动时读取已下载画廊的速度
 - 优化桌面端保存至图库时的图片命名规则
 - 桌面端使用新的窗口组件(Linux和macOS系统未深入优化，若有体验问题可反馈)
 - 桌面端支持F11全屏
@@ -10,6 +11,7 @@
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 - Fix the bug that some Windows users cannot open the application in v7.4.6
+- Optimize the speed of scanning downloaded galleries when launching
 - Optimize the naming rule of images when saving on desktop
 - Use new window component on desktop(you can open a issue if you meet problem on Linux and macOS)
 - Support F11 to toggle full screen mode on desktop