Side loading on S23 is slightly risky as the current beta is tailored to work smoothly for S24 series. The internals of S23 and S24 are not same. Your phone can end up unusable as flashing from unknown sources can void service from Samsung.
My suggestion is please wait for your turn patiently.
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Please don't do this it's not good for your's device. Wait for official update it's better for you. If you like please accept as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.
