diff --git a/docs/debug.md b/docs/debug.md
index bce9fba..9b72dd9 100644
--- a/docs/debug.md
+++ b/docs/debug.md
@@ -42,4 +42,12 @@ PPSSPP自带的调试工具算很强大了。简要介绍一下它的功能。
 ### Debug using `PPSSPP` with `Ghidra`
 
 ## Makefile Example (From `RetroArch`)
-+ After `include`
\ No newline at end of file
++ After `include`
+```Makefile
+debug:
+    /snap/bin/ppsspp-emu.ppsspp-sdl EBOOT.BIN
+```
+
+> If you are using Ubuntu and install PPSSPP from snap.
+> + Program Location: /snap/bin/ppsspp-emu.ppsspp-sdl
+> + `PSP` Folder Location: ~/snap/ppsspp-emu/common/.config/ppsspp
diff --git a/docs/libs/load.md b/docs/libs/load.md
new file mode 100644
index 0000000..03f3409
--- /dev/null
+++ b/docs/libs/load.md
@@ -0,0 +1,9 @@
+# Load&Execution Library.
+Load&Execute A PRX/BOOT.BIN... from another Executable File
+
+You can pass some arguments to the main function of the program you are about to execute.
+
+```C
+int sceKernelLoadExec (const char *file, struct SceKernelLoadExecParam *param);
+```
+The PSP will reboot and execute the file you have selected. The screen will gone blank for a while. But you seem to have some choice to keep the screen on during the reboot process, according to what the official document says.
\ No newline at end of file
diff --git a/docs/patch.md b/docs/patch.md
index a13f40a..3c4392d 100644
--- a/docs/patch.md
+++ b/docs/patch.md
@@ -35,7 +35,10 @@
 ## Load PRX at Runtime Using CFW
 There are two ways of dealing with the system calls (used to print messages with system code): Using a PSP plugin, or modifying the ELF/BIN file.
 
-劫持动态链接库？（Module Tutorial）
+劫持动态链接库？（Module Tutorial）
+改内存
+Metal Gear Solid，改动libfont.prx
+
 监测运行状态？
 
 ## load cheat code using CW Cheat (金手指)