Jumping timeline and recurring unread marker at the bottom

[TemoCrevlis]

Steps to reproduce

Swtiching rooms caused the unread marker to reappear at the bottom and the timeline to glitch
https://github.com/user-attachments/assets/83139ca9-b80b-4ddf-833e-596d30fdbc3c

Outcome

What did you expect?

No glitch.
No unread marker.

• No unread marker at the bottom of the chat.

What happened instead?

Glitch.
unread marker.

• unread marker at the bottom of the chat.

Operating system

Linux mint

Application version

Element Nightly version: 2026083101

How did you install the app?

element.io/get-started

Homeserver

matrix.org

Will you send logs?

No