diff --git a/bin/omarchy-upgrade-to-quattro b/bin/omarchy-upgrade-to-quattro
index 6b12a042..230f0601 100755
--- a/bin/omarchy-upgrade-to-quattro
+++ b/bin/omarchy-upgrade-to-quattro
@@ -1709,6 +1709,62 @@ CHROMIUM_FLAGS_PATCH_PY
   done
 }
 
+repair_chromium_copy_url_shortcuts() {
+  local profile_root preferences
+  local -a profile_roots=(
+    "$HOME/.config/chromium"
+    "$HOME/.config/google-chrome"
+    "$HOME/.config/google-chrome-beta"
+    "$HOME/.config/BraveSoftware/Brave-Browser"
+    "$HOME/.config/BraveSoftware/Brave-Browser-Beta"
+    "$HOME/.config/microsoft-edge"
+    "$HOME/.config/microsoft-edge-beta"
+    "$HOME/.config/vivaldi"
+    "$HOME/.config/opera"
+    "$HOME/.config/helium"
+  )
+
+  for profile_root in "${profile_roots[@]}"; do
+    [[ -d $profile_root ]] || continue
+
+    for preferences in "$profile_root"/*/Preferences; do
+      [[ -f $preferences ]] || continue
+      grep -qF 'bocglpkldciamkbmlphanhkfnhpmnbma' "$preferences" || continue
+
+      python3 - "$preferences" "$preferences.omarchy-upgrade-to-quattro.$BACKUP_SUFFIX.bak" <<'CHROMIUM_SHORTCUTS_PATCH_PY'
+import json
+import shutil
+import sys
+from pathlib import Path
+
+path = Path(sys.argv[1])
+backup_path = Path(sys.argv[2])
+old_id = "bocglpkldciamkbmlphanhkfnhpmnbma"
+new_id = "bgpiichlckmfanooecilcjemknkcpngb"
+preferences = json.loads(path.read_text())
+extensions = preferences.get("extensions", {})
+commands = extensions.get("commands", {})
+changed = False
+
+for command in commands.values():
+    if command.get("extension") == old_id and command.get("command_name") == "copy-url":
+        command["extension"] = new_id
+        changed = True
+
+if changed:
+    settings = extensions.get("settings", {})
+    old_command = settings.get(old_id, {}).get("commands", {}).get("copy-url", {})
+    new_command = settings.get(new_id, {}).get("commands", {}).get("copy-url", {})
+    old_command.pop("was_assigned", None)
+    if new_command:
+        new_command["was_assigned"] = True
+    shutil.copy2(path, backup_path)
+    path.write_text(json.dumps(preferences, separators=(",", ":")))
+CHROMIUM_SHORTCUTS_PATCH_PY
+    done
+  done
+}
+
 repair_sleep_lock_unit_override() {
   local unit="$HOME/.config/systemd/user/omarchy-sleep-lock.service"
   local legacy_exec='ExecStart=%h/.local/share/omarchy/bin/omarchy-system-sleep-monitor'
@@ -1805,6 +1861,7 @@ copy_missing_config_defaults "$root/config" "$HOME/.config"
 mark_removed_preinstalls_from_legacy_bindings
 copy_always_config_defaults
 repair_chromium_copy_url_extension_flags
+repair_chromium_copy_url_shortcuts
 
 # Carry over user-added backgrounds from the legacy git checkout backup, then
 # remove old symlinks that pointed ~/.config/omarchy/themes/* back into the
@@ -1871,7 +1928,7 @@ repair_sleep_lock_unit_override
 install_bash_startup
 
 unset rel file backup retired_config_files always_copy_config_files uwsm_env known_config_default_hashes_by_key
-unset -f file_sha256 known_config_default_hashes default_hash_paths is_known_default_hash backup_config_file migrate_uwsm_env_customizations is_retired_config_file copy_config_default copy_missing_config_defaults refresh_known_config_defaults mark_removed_preinstalls_from_legacy_bindings copy_always_config_defaults repair_chromium_copy_url_extension_flags repair_sleep_lock_unit_override is_known_bashrc_default install_bash_startup
+unset -f file_sha256 known_config_default_hashes default_hash_paths is_known_default_hash backup_config_file migrate_uwsm_env_customizations is_retired_config_file copy_config_default copy_missing_config_defaults refresh_known_config_defaults mark_removed_preinstalls_from_legacy_bindings copy_always_config_defaults repair_chromium_copy_url_extension_flags repair_chromium_copy_url_shortcuts repair_sleep_lock_unit_override is_known_bashrc_default install_bash_startup
 
 mkdir -p "$HOME/.agents/skills" "$HOME/.claude/skills" "$HOME/.codex/skills" "$HOME/.pi/agent/skills"
 if [[ -d $root/default/omarchy-skill ]]; then
diff --git a/test/shell.d/chromium-copy-url-test.sh b/test/shell.d/chromium-copy-url-test.sh
index 19c08c1f..d8fe9bb7 100644
--- a/test/shell.d/chromium-copy-url-test.sh
+++ b/test/shell.d/chromium-copy-url-test.sh
@@ -4,6 +4,13 @@ source "$(dirname "${BASH_SOURCE[0]}")/base-test.sh"
 
 export PATH="$ROOT/bin:$PATH"
 
+TMPDIR=""
+
+cleanup() {
+  [[ -n $TMPDIR && -d $TMPDIR ]] && rm -rf "$TMPDIR"
+}
+trap cleanup EXIT
+
 require_command jq
 require_command node
 
@@ -28,3 +35,37 @@ JS
 [[ $copy_url_id == "bgpiichlckmfanooecilcjemknkcpngb" ]] ||
   fail "copy-url extension manifest has the stable id" "$copy_url_id"
 pass "copy-url extension manifest has the stable id"
+
+TMPDIR=$(mktemp -d)
+preferences="$TMPDIR/Preferences"
+backup="$TMPDIR/Preferences.bak"
+patch_script="$TMPDIR/repair-shortcuts.py"
+
+awk '
+  /<<'\''CHROMIUM_SHORTCUTS_PATCH_PY'\''/ { copying = 1; next }
+  copying && $0 == "CHROMIUM_SHORTCUTS_PATCH_PY" { exit }
+  copying { print }
+' "$ROOT/bin/omarchy-upgrade-to-quattro" >"$patch_script"
+
+cat >"$preferences" <<'JSON'
+{"extensions":{"commands":{"linux:Alt+Shift+L":{"command_name":"copy-url","extension":"bocglpkldciamkbmlphanhkfnhpmnbma","global":false},"linux:Alt+Shift+D":{"command_name":"download-video","extension":"dedjgknigfeelejglamclffonmophnfl","global":false}},"settings":{"bocglpkldciamkbmlphanhkfnhpmnbma":{"commands":{"copy-url":{"suggested_key":"Alt+Shift+L","was_assigned":true}}},"bgpiichlckmfanooecilcjemknkcpngb":{"commands":{"copy-url":{"suggested_key":"Alt+Shift+L"}}}}}}
+JSON
+
+python3 "$patch_script" "$preferences" "$backup"
+
+jq -e '
+  .extensions.commands["linux:Alt+Shift+L"].extension == "bgpiichlckmfanooecilcjemknkcpngb" and
+  .extensions.commands["linux:Alt+Shift+D"].extension == "dedjgknigfeelejglamclffonmophnfl" and
+  (.extensions.settings.bocglpkldciamkbmlphanhkfnhpmnbma.commands["copy-url"] | has("was_assigned") | not) and
+  .extensions.settings.bgpiichlckmfanooecilcjemknkcpngb.commands["copy-url"].was_assigned == true
+' "$preferences" >/dev/null || fail "quattro upgrade moves the Copy URL shortcut to the stable extension id"
+cmp -s "$backup" <(printf '%s\n' '{"extensions":{"commands":{"linux:Alt+Shift+L":{"command_name":"copy-url","extension":"bocglpkldciamkbmlphanhkfnhpmnbma","global":false},"linux:Alt+Shift+D":{"command_name":"download-video","extension":"dedjgknigfeelejglamclffonmophnfl","global":false}},"settings":{"bocglpkldciamkbmlphanhkfnhpmnbma":{"commands":{"copy-url":{"suggested_key":"Alt+Shift+L","was_assigned":true}}},"bgpiichlckmfanooecilcjemknkcpngb":{"commands":{"copy-url":{"suggested_key":"Alt+Shift+L"}}}}}}') ||
+  fail "quattro upgrade backs up Chromium preferences before shortcut repair"
+pass "quattro upgrade repairs and backs up the Copy URL shortcut"
+
+unchanged_hash=$(sha256sum "$preferences" | cut -d' ' -f1)
+rm "$backup"
+python3 "$patch_script" "$preferences" "$backup"
+[[ $(sha256sum "$preferences" | cut -d' ' -f1) == "$unchanged_hash" && ! -e $backup ]] ||
+  fail "Copy URL shortcut repair is idempotent"
+pass "Copy URL shortcut repair is idempotent"