Dual page layout button no longer shows up in reader bottom bar

[curche]

Steps to reproduce

1. open Manga
2. open Chapter
3. tap on middle to bring up reader bottom bar
4. settings -> switch to dual page reader

Expected behavior

Single page reader switches to dual page reader mode and the bottom bar has two new buttons: toggle dualpage + shift offset

Actual behavior

Single page reader switches to dual page reader but bottom bar only shows one button: shift offset

Crash logs

N/A

Tachiyomi version

528

Android version

13

Device

Galaxy Note 10 Lite

Other details

forcing dualpage button always using "More > Setting > Reader > (Fork Settings >) Reader Bottom Buttons" and enabling "page layout" also doesn't work

Acknowledgements

• [X] This is a TachiyomiSY specific issue that does not happen in Tachiyomi Preview.
• [X] I have searched the existing issues and this is a new ticket, NOT a duplicate or related to another open or closed issue.
• [X] I have written a short but informative title.
• [X] If this is an issue with an extension, I should be opening an issue in the extensions repository.
• [X] I have gone through the FAQ and troubleshooting guide.
• [X] I have updated the app to version 1.9.3.
• [X] I have updated all installed extensions.
• [X] I will fill out all of the requested information in this form.

[curche]

An observation that might be useful to many still troubled with this: This happens only in the Default Reading Mode, just change the reader mode to anything else and the dual page layout button shows back up.