How+to+use+secret+codes+on+samsung+galaxy+a7+2+work: =link=
Allows you to modify 3G/4G network settings and data transfer configurations. 4. USB & Data Settings *#0808# - USB Settings
| Code to Dial | What It Does | | :--- | :--- | | *#06# | Displays the device's IMEI (International Mobile Equipment Identity) and Serial Number. This universal code is essential for identifying your phone. | | *#1234# | Shows the firmware version, including details for PDA, CSC, and MODEM. | | *#12580*369# | Displays comprehensive software and hardware information, and can also show the phone's manufacturing date. | | *#2222# | Reveals the hardware version revision of your device. | | *#1111# | Shows the FTA (Field Test Application) software version. | | *#*#4636#*#* | Opens an Android testing menu with detailed information about the phone, battery, and Wi-Fi usage statistics. | | *#0011# | Enters Service Mode, displaying real-time information about your network connection, including GSM status and serving cell info. | | *#0228# | Provides a detailed reading of your battery status, including voltage, temperature, and ADC (Analog-to-Digital Converter) reading. | | *#*#232338#*#* | Displays the Wi-Fi MAC address of your device. | | *#*#232337#*# | Shows the Bluetooth device address. | | *#9090# | Accesses diagnostic configuration and RAM dump settings. | | *#9900# | Opens the system dump mode (SysDump), which can be used to clear logs and run diagnostics. | how+to+use+secret+codes+on+samsung+galaxy+a7+2+work
Never select options like "Low Battery Dump" or modify your USB connection protocol unless you are following a specific developer guide. Altering parameters blindly can result in boot loops, loss of cellular connectivity, or accidental factory resets. Allows you to modify 3G/4G network settings and
If you try these, treat them as quick tools: check IMEI, run diagnostics, review firmware and battery info, but avoid codes that alter or reset the phone unless you’re prepared. This universal code is essential for identifying your phone