Re: What is the purpose of *228 and when do you use it? It is used to initially program the device opt 1, and it can be used to update the PRL list (cell tower addresses) on the device.
The 228 code is a legacy method to activate 3G phones or update your Preferred Roaming Lists on them. Do not try to dial this number on a 4G or 5G Verizon phone, as it can take you off the 4G or 5G network you are currently on.
No, you don't dial *228 to update the Preferred Roaming List on 4G LTE phones ... that function is handled by the SIM card.
Your phone may not have allowed you to dial *228 because you are on a 4G or 5G network. But if you can't dial this code if you are on a 3G network, try reinstalling the SIM or move to an area with 3G network coverage.
From the home screen, tap Phone. On the keypad, dial ##873283# (##UPDATE#) and tap the Call button. Tap OK. The handset will search for updates and install them.
All you need to do is to turn Airplane Mode on and then back off to re-establish a connection. This resets the device in case it lost connection to a signal tower. To do so, simply pull down from the top of your Home screen to reveal Quick Settings and tap Airplane mode to turn it on, then tap it again to turn it off.
Can I block a specific caller even if I don't know their phone number? (*97) Yes, Call Blocking can be used to prevent incoming calls from the last caller. For example, if a telemarketer calls and you want to block them from calling again, the *97 feature lets you do this without requiring the phone number.
*82 - Unblocks Caller ID on one outbound call
This star code will unblock your caller ID for a single outgoing call if you have previously used *61 to block caller ID for all outbound calls.
Speed Dialing
Establish a short list of up to eight numbers, or a longer list of up to 30 numbers. To program your Speed Calling 8 list, dial *74. Listen for the dialtone, then dial the one-digit number (2 through 9) you would like to use to dial a frequently called number.
Reset your network settings
Android: In the Settings app, search for "reset" or more specifically "reset network settings" and tap on the setting. On the Pixel 6 Pro running Android 13, the setting is called Reset Wi-Fi, mobile & Bluetooth.
How do I update Signal Android? Find the latest version by visiting https://signal.org/install on your phone or going directly to the Signal store page for your Android phone. If a new version is available to you on your phone, you will see the option to update. Select update and open Signal.
Go to Settings and then select More and Mobile Networks, now select Carrier Settings and then Update Profile, this should update the latest carrier settings to your device if they are available.
The basics of Verizon's Call Forwarding service (also known as Immediate Call Forwarding) are straightforward: From your mobile phone, dial *72 plus the phone number you want to forward calls to. You can also activate Call Forwarding through My Verizon.
Users experiencing a 'SIM 1 Not Allowed' error should first ensure that their SIM card is installed properly. The location of the SIM card slot will vary depending on the model of smartphone, but the tray can be identified by the small hole used to eject the tray.
Feature Access Codes (FAC) (also known as Star (*) Codes) are a convenient means for turning voice features on and off. With FAC codes, you can activate or deactivate features like Call Forwarding Always, Call Forwarding Busy, Call Forwarding No Answer, Do Not Disturb, Last Number Redial, and more.
Reject anonymous calls
Anonymous Call Rejection (*77) stops calls from people that use a blocking feature to keep their name or number from being displayed. When Anonymous Call Rejection is turned on, callers will hear a message telling them to hang up, turn off the blocking feature, and call again.
About Call Trace
Call Trace helps you handle obscene, harassing, or threatening calls. It should only be used to trace harassing or threatening calls that warrant legal action. After activating Call Trace, you must contact your local law enforcement agency.
*#*#4636#*#* Displays information about the phone, battery, and various network statistics.
##002# - If your voice call or data call, or SMS call has been forwarded, dialling this USSD code will erase them. *#21# - By dialling this USSD code, you would get to know if your calls have been diverted somewhere else or not.
Access voicemail from your phone's dial pad
There are three ways to access your voicemail using your phone's dial pad. You can: Press and hold 1. Dial *86.
Call forwarding is disabled by dialing *73. This feature requires a subscription from the telephone company. Also available in some areas is Remote Access to call forwarding, which permit the control over call forwarding from telephones other than the subscriber's telephone.
To fix the phone signal receiver not working on Android, you have to restart your mobile device first. If the phone signal receiver is not working after this, toggle the Airplane mode. If the phone signal receiver, not working persists, you will have to manually select the network.
A booster works in any location with an existing cell signal that needs amplification. They are relatively easy to use and install, but they can be a little pricey, given that cell signal boosters contain cellular radios in them. One popular option from Amazon is the weBoost Home Boost signal kit.
Buy a Cellular Booster. This is the most expensive solution, but also the most effective. Network signal boosters collect weak signals using large antennas and then rebroadcast them within your house or car.