howtosimply.com/guides/why-calls-go-straight-to-voicemail-on-a-samsung-galaxy/ · Checked October 2026 · Samsung Galaxy A57 5G (SM-A576B), One UI 8.5, Android 16

In this guide

Check Do not disturb
Allow the callers you need
Check the blocked numbers
Check call forwarding
Check Call barring
Check Call waiting
Check Airplane mode and the signal
If you do not see this option
If this does not work
Good to know
Sources

Quick answer

Usually Do not disturb, a blocked number, call forwarding or no signal. Check Settings, Notifications, Do not disturb, the Phone app's Block numbers list, and Phone, Settings, Supplementary services, Call forwarding.

6 of 7 steps with real screenshots · 2 official sources below

Device: Android
Shown on: Samsung Galaxy A57 5G (SM-A576B), One UI 8.5, Android 16
App: Settings
Real screenshots: 6 of 7 steps
What we did: Observed: looked at each screen, changed nothing
Our phone: Shown on Galaxy A57, One UI 8.5
Checked: October 2026
Sources: 2 official, linked below

Step by step

Check Do not disturb
Settings, Notifications, Do not disturb. With it on, calls from people not on the allowed list are silenced and can go to voicemail.
Done
Allow the callers you need
Calls and messages decides who gets through. Ours said None allowed.
Done
Check the blocked numbers
In the Phone app, tap the three dots, Settings, Block numbers. A blocked caller goes straight to voicemail or hears nothing. Steps: how to block numbers and spam calls on a Samsung Galaxy.
Done
Check call forwarding
Phone app, three dots, Settings, Supplementary services, Call forwarding. Always forward, or forwarding when unanswered after a very short delay, sends calls to voicemail.
Done
Check Call barring
Barring incoming calls stops them before they ring. It sits just below Call forwarding.
Done
Check Call waiting
With Call waiting off, a second caller goes to voicemail while you are on a call. It was on on our phone.
Done
Check Airplane mode and the signal
Settings, Connections, Airplane mode must be off. With no signal at all, the network sends every call to voicemail.
Done

If you do not see this option

Supplementary services is missing or empty Forwarding and barring are stored by your carrier, so the rows can be missing or named differently on some networks. Samsung says to verify with the carrier that your account is in good standing and service is active. Source: Galaxy phone is unable to make or receive calls
You recently changed carrier Samsung says that if you kept the same phone, the new carrier may need to set the phone up for its service. If you hear a recorded message when you call, note what it says and contact the carrier. Source: Galaxy phone is unable to make or receive calls

If this does not work

Nothing above helped Samsung suggests resetting the mobile network settings: Settings, General management, Reset, Reset mobile network settings. Source: Galaxy phone is unable to make or receive calls
It started after you installed an app Samsung says some downloaded apps can affect network connectivity. Restart in Safe mode, which turns downloaded apps off; if calls come through there, uninstall the newest apps. Source: Galaxy phone is unable to make or receive calls
The SIM may be the problem Samsung says to check the SIM is correctly installed and not damaged, and to try it in another phone on the same network if you can. The carrier can test or replace it. Source: Galaxy phone is unable to make or receive calls

About this guide

If callers reach your voicemail without the phone ringing even once, the phone is either refusing the call or never receiving it. These settings cover both.