Thanks for your reply aljazzair. I'm also outside of the EU and US, but I think my phone is (SM-N950F) is an international unlocked version; I don't know what that is supposed to comply to.
Are you rooted? Have you tried the tool that I've mentioned in my previous post from Wanam? It seems to be a CSC Editor that allows you to enabled the 5.0 GHz option with a checkbox.
Hi,
My phone is not rooted. Like you, I have a SM-N950F (european unlocked).
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I did change the CSC on my phone successfully once, it was a couple of weeks ago.
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The reason was that I was on a TUR CSC due to an OTA update whilst in Turkey with a Turkish SIM on a TIM phone which had XFE firmware.
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I was annoyed by the resulting samsung software notifications in Turkish, which is a language I do not understand, so I wanted them gone.
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My CSC is now BTU/BTU/TIM.
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The procedure I used involves using odin to flash what is called a "combination rom".
The combination rom essentially replaces the stock rom with samsung software used by samsung support engineering staff for diagnosis and repair.
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It is critical to only flash a combination ROM that is compatible with your bootloader version.
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I had the DSG1 stock ROM with the latest bootloader when I flashed the combination ROM, so the version I used is:
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COMBINATION_FA71_N950FXXU7ASG1_CL12991683_QB24738638_REV00_user_mid_noship.tar.md5
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There is a seemingly cumbersome procedure to follow involving Odin, several factory resets and reflashing multiple times, and it worked flawlessly for me.
It is described here:
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https://forum.xda-developers.com/showpost.php?p=74324845&postcount=87
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I would re-use this procedure again without hesitation.
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But I have yet to find a CSC code that would allow 5ghz hotspot capabilities (so non-EU) whilst retaining Samsung Pay and avoiding software notifications in a language I do not understand

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If you know of such a CSC code, pls share
