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How do I troubleshoot call forwarding issues?

Fix call forwarding issues when calls to your primary number aren’t reaching the Beside app. Learn how to troubleshoot carrier and device settings (iPhone and Android).

Livie avatar
Written by Livie
Updated today

Call forwarding is a carrier feature that redirects calls made to your primary phone number to your Beside app, so calls are handled inside the Beside mobile app with all the benefits of the AI Receptionist, call recording, transcripts, and summaries.

Important note

  • Call forwarding is managed by your mobile carrier, not by Beside.

  • We can’t activate, deactivate, reset, or override it for you.

  • If calls to your primary number ring on your device’s native phone app and aren’t being routed to your Beside app, the issue almost always comes from the carrier-side forwarding setup.

This guide walks you through the checks that fix most issues ⬇️


Step 1️⃣ - Confirm whether call forwarding is really active = Test it with another phone

Call your primary number from a different device:

  • If the call rings on your native phone app → call forwarding is NOT active ❌

  • If the call rings inside the Beside app → forwarding is active and working ✅


Step 2️⃣ - Check forwarding settings inside Beside

Follow the steps that match your device and plan.

📱iPhone

👤 Starter plan

➡️ Steps

  1. Open Beside → go to Settings

  2. Under Phone → tap Configure Number

  3. Under Incoming Calls → toggle Call Forwarding ON / OFF

👥 Business plan

If you have multiple inboxes, make sure you select the Beside line you’re forwarding calls to.

➡️ Steps

  1. Open Beside → go to Settings

  2. Under Inboxes → tap the inbox you’re forwarding your primary number to (the line that should receive those calls).

  3. Under Phone → tap Configure Number

  4. Under Incoming Calls → toggle Call Forwarding ON / OFF

🤖 Android

👤 Starter plan

➡️ Steps

  1. Open Beside → go to Settings

  2. Under Phone → tap Configure Number

  3. Under Incoming Calls → toggle Call Forwarding ON / OFF

Beside Android Configure Number

👥 Business plan

➡️ Steps

  1. Open Beside → go to Settings

  2. Under Inboxes → tap the inbox you’re forwarding your primary number to (the line that should receive those calls).

  3. Under Phone → tap Configure Number

  4. Under Incoming Calls → toggle Call Forwarding ON / OFF


Step 3️⃣ - Check your phone’s call forwarding settings

Follow the steps that match your device.

📱iPhone

Native iPhone settings (available for some carriers only)

➡️ Steps

  1. Open iPhone Settings

  2. Scroll down to Apps

  3. Search Phone

  4. Scroll to the Calls → tap Call Forwarding (if available)

  5. Toggle ON / OFF

  6. If enabling, tap Forward to → enter your Beside number

ℹ️ If you don’t see Call Forwarding here, your carrier requires another method. Keep reading or contact your carrier.

🤖 Android

➡️ Steps (example: Samsung)

  1. Launch the native Phone app

  2. Tap on themenu → tap Settings

  3. Scroll down to Supplementary Services Call Forwarding

  4. If enabling, select Always forward.

    ℹ️ Beside supports unconditional forwarding only.

  5. Enter in your Beside number → tap on the Enable


Step 4️⃣ - Use carrier dial codes

If forwarding settings don’t appear in your phone settings (on both iOS and Android),

  • use your native phone dialer (not the Beside app)

  • dial your specific carrier's code (see table below): for example *21*BESIDENUMBER# = *21*123456789#

  • Press Call

ℹ️ If your number is provided by a VoIP service, dial codes do not work.

You must configure call forwarding inside your provider’s app or admin dashboard.

🇺🇸 United States: Carrier dial codes

Carrier / Network

Enable call forwarding

Disable call forwarding

Verizon Wireless
Visible
Xfinity Mobile
Spectrum Mobile US Mobile Optimum Mobile US Cellular
Boost Mobile

*72 + BESIDE_NUMBER

*73

AT&T
Cricket

*21*BESIDE_NUMBER#

#21#

T-Mobile US
Metro by T-Mobile
Mint Mobile

**21*BESIDE_NUMBER#

##21#

🇨🇦 Canada: Carrier dial codes

Canadian mobile carriers use the same call forwarding codes.

  • Enable call forwarding: *21*BESIDE_NUMBER#

  • Disable call forwarding: ##21#


Additional checks

1. Restart your phone

A restart can help refresh your network connection and forwarding state.

2. Toggle call forwarding off, then back on

If call forwarding looks active but doesn’t behave correctly, turning it off and back on can help refresh carrier-side settings.

This does not override carrier rules, but it can re-sync forwarding configurations.

3. Reinstall Beside

Only useful if calls reach Beside but the app doesn’t ring correctly.

  • Reinstalling does not fix call forwarding issues

  • Delete the app, reinstall from the Store

  • Log back in using the same method as when you signed up

    ⚠️ Don’t use a different login method, or you may create a second account.


Test again

Call your primary number from another phone:

  • Rings in Beside → ✅ forwarding is working

  • Rings on your native phone app → ❌ forwarding is still not active

👉 If forwarding still doesn’t work after all steps above, you must contact your carrier.


Contact your carrier (most reliable solution)

Ask your carrier’s support team to:

  • Confirm call forwarding is active on your line

  • Verify forwarding is set to your Beside number

  • Reset all conditional forwarding rules

  • Re-enable unconditional forwarding

  • Remove any blocks preventing forwarding

⚠️ Beside cannot reset or override carrier settings.


Carrier-specific troubleshooting

MetroPCS (Metro by T-Mobile)

Some Metro by T-Mobile lines require manual setup for call forwarding.

✅ Enable forwarding

From your phone’s native dialer (not the Beside app):

  • Dial *72 followed by your Beside number

  • Press Call

  • Example: *728654564457

❌ Disable forwarding

From your phone’s native dialer:

  • Dial ##21#

  • press Call

ℹ️ You can also manage forwarding via the MyMetro app.

If issues persist, contact Metro support and ask for a full reset of call forwarding.

Google Voice

Forwarding from Google Voice to Beside may be unreliable. Try the following:

➡️ Steps

  • In your Beside app, disable Silence Unknown Callers, Business Hours, and Recording Consent

  • Turn call forwarding off and back on in Beside

  • In Google Voice, verify your Beside number by phone (voice call, not SMS❗)

  • Manage connected devices:

    • Disable forwarding to all devices except Beside

    • Turn off Web forwarding

  • Disable call screening. This can block forwarded calls

⚠️ Due to Google Voice limitations, forwarding may still fail.

📚 For the best experience, we recommend porting your Google Voice number to Beside: How can I use my Google Voice number with Beside

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