From 69e3a995aed03899daf8ea8f78217c4028c6161c Mon Sep 17 00:00:00 2001
From: "mr. m" <91018726+mr-cheffy@users.noreply.github.com>
Date: Wed, 1 Apr 2026 12:56:05 +0200
Subject: [PATCH] gh-13024: Fixed restoring tab state also taking into account
 scroll (gh-13034)

---
 src/zen/tabs/ZenPinnedTabManager.mjs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/zen/tabs/ZenPinnedTabManager.mjs b/src/zen/tabs/ZenPinnedTabManager.mjs
index 7d26334ca..1e2d4fc3c 100644
--- a/src/zen/tabs/ZenPinnedTabManager.mjs
+++ b/src/zen/tabs/ZenPinnedTabManager.mjs
@@ -427,6 +427,11 @@ class nsZenPinnedTabManager extends nsZenDOMOperatedFeature {
     state.image = tab.zenStaticIcon || initialState.image;
     state.index = 0;
 
+    // See gh-13024, we need to remove the scroll position from the state,
+    // otherwise when we reset the pinned tab, it will scroll to the previous position
+    // which can be confusing for the user, especially if they have a long page.
+    delete state.scroll;
+
     SessionStore.setTabState(tab, state);
     this.resetPinChangedUrl(tab);
   }