Why are acknowledgments used in WLAN but not in IEEE 802.3?

Just curious: Why are acknowledgments used in WLAN but not in IEEE 802.3? can anyone help please? Thanks

Solution

because wireless(WLAN) network is not as reliable as wired(IEEE 802.3) network

How to connect to WIFI from a browser with Javascript and PHP?
Scan wifi APs without turn on Wifi? [Android]
Can't get wifi info on Android 13
ipod wifi speed simulation (e.b. 3G)
Querying WiFi/WLAN network frequency via Native Wifi
Determine if current connection is wired or wireless with NodeJS on Windows
dbus RequestScan Method in python
how to Find the password of all wlan via netsh
Get stored wifi passwords in a device using python
Connect to Wifi in Android Q programmatically
'RequestInput' Callback in sdbus-c++ Triggered After Connection Timeout
How to disable WIFI Auto-connect in Android
Why are the WiFi scanning APIs private on iOS?
Android Ethernet and Wi-Fi at the same time
ios detect a change in wireless
Managing wireless network connection in C#
Reading from a promiscuous network device
determining your location using ONLY wifi signals?
Connect to wireless network
My ESP32 is scanning all the nearby WiFi Networks but it does not connect to my WiFi Router using Arduino IDE (Return Value of WiFi.status API = 6)
Accessing Wifi SSID name - Xcode 15.1
java.net.ConnectException: failed to connect to /192.168.253.3 (port 2468): connect failed: ECONNREFUSED (Connection refused)
Get SSID of the wireless network I am connected to with C# .Net on Windows Vista
How to check the wifi state in .NET MAUI?
Arduino ESP32-S2 TCP packet size
Is it possible to connect to wifi from many devices?
detect wireless debugging option active or not in developer mode in android programmatically
How to connect wireless network adapter to VMWare workstation?
wifiManager doesn't update unless I check WiFi List manually from settings
How to connect to Wifi network programatically on Android 10 and above?