chore(readme): updating

README.md

@@ -36,6 +36,39 @@ curl -L git.io/ioq3mac | sh
 
 This is an Universal compilation and it will work for both `arm64` and `x64/32` processors.
 
+# Updating ⚡
+The binary file included here was compiled based on a specific commit from the ioquake3 official repository.
+
+For update your current ioquake3 executable to the latest version please run:
+```sh
+curl -L bit.ly/ioq3mac-u | sh
+```
+
+[Read more about the compilation](#information-)
+
+---
+
+A `version` file must be present locally in your base installation directory. This file is automatically generated after the installation and contains the commit hash on which the compilation is based.
+
+<details>
+    <summary>Tip: Adding an alias for updating to the system 💡</summary>
+
+<br />
+
+Alternatively you can add an alias to `.bashrc` or `.zshrc`:
+
+```sh
+alias @q3u="curl -L bit.ly/ioq3mac-u | sh"
+```
+
+Then is available for use:
+
+```sh
+@q3u
+```
+
+</details>
+
 # Uninstalling ⭕
 
 The following command will remove all the files:
@@ -91,7 +124,7 @@ All packages and improvements are listed here:
 
 `Last Update: 2023/12/18`
 
-The ioquake3 app here included was **compiled directly** from the [ioquake3 source code](https://github.com/ioquake/ioq3) repository.
+The ioquake3 app included here was **compiled directly** from the [ioquake3 source code](https://github.com/ioquake/ioq3) repository.
 
 It includes commits to date **Nov. 22, 2023**.
 
@@ -113,6 +146,8 @@ And click the button "open anyway".
 
 **Read more about: [http://support.apple.com/kb/HT5290](http://support.apple.com/kb/HT5290)**
 
+---
+
 ### `2. fullscreen does not fill the screen`
 
 Try running the following commands inside the quake3 console:
@@ -132,6 +167,8 @@ Try running the following commands inside the quake3 console:
 `ioquake3-mac-install` pretends to be **the one unified and most simply way** to install quake3 arena on mac computers.
 This includes **a lot of improvements** like high quality textures, improved sounds, most knowed mods, etc.
 
+---
+
 ### What is the ioquake3 engine?
 
 Please visit: https://ioquake3.org/