How to Enable Hidden Codes on Galaxy S25 Ultra US Variant
There are quite a few things that a US variant of the Galaxy series cannot do, with the inability to unlock the bootloader being the primary of them all [well, judging by the current scenario, even the non-US variants might not be able to do so as OEM Unlocking has been removed from One UI 8!]. Another infuriating thing that isn’t possible on the devices belonging to these regions is access to hidden codes.
For example, users dial in the *#73# OR *#27663368378# code to open the Band Selection Mode and then access the desired 4G/5G band. Unfortunately, this is just a distant dream for US device owners. Or so we thought! Using a nifty workaround, you can now easily enable hidden codes on your Galaxy S25 Ultra [and other Samsung devices] belonging to the US region. So, without further ado, let’s show you how this could be carried out.
How to Enable Hidden Codes on Galaxy S25 Ultra US Variant

Before starting, please take a complete device backup. Droidwin and its members wouldn’t be held responsible in case of a thermonuclear war, your alarm doesn’t wake you up, or if anything happens to your device, and data by performing the below steps. NOTE: This tweak has been tested and confirmed working on One UI 8; it may or may not work on One UI 7.
In my case, I used a Galaxy S25 Plus and tried the #73 code on One UI 7 stable using the tweak mentioned below, but it didn’t work. Then I used the same tweak after updating my device to One UI 8 Beta, and it worked out straightaway. Let’s just hope Samsung doesn’t end up patching these codes once the stable One UI 8 is rolled out. Anyway, for now, let’s make full use of these codes. Follow along.
- First off, enable USB Debugging and connect your device to the PC.
- After that, download and extract the SamFW Tool onto your PC.
- Now launch the setup via its EXE file and complete the installation.
- Then go to the MTP tab and click on Enable Secret Code for Verizon.
- BiFrost: Download Samsung Firmware on Android, Mac, Windows
- Fix Repartition Failed: Flash Firmware via Odin on Galaxy S25 Ultra
- How to Enable Call Recording on Galaxy S25/Plus/Ultra
- Flash Samsung Stock Firmware without PC via Eros Flasher
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