You can learn how to enable call waiting in your phone's call settings.
Step 1: Go to the phone app on your phone.
The phone receiver icon is usually on the home screen.By default, call waiting is enabled by your phone provider.Unless it's been disabled for some reason, you shouldn't have to enable it manually.The menu options may be different depending on the model of your phone.You will be opening the phone app's menu to find call options.
Step 2: The menu icon is on the screen.
There are usually three lines or three dots near the top of the screen.
Step 3: Go to settings.
Step 4: You can use the call settings or calling accounts.
Step 5: You can tap your phone number.
If you're using dual sim, you may have to repeat these steps.You might have to scroll down to find it.
Step 6: You can tap additional settings.
It's at the bottom of the menu.
Step 7: Turn on the phone.
You can see a radio button, a box to tick off or a switch.If it's on your screen, tap it to turn the feature on or off.You'll be notified of incoming calls when you're on an existing call.