Where Chrome Bookmarks Stored Guide

You cannot just concatenate two JSON files. You must open both, copy the children array from one bookmark_bar into the other, ensuring you don't duplicate folder IDs (though Chrome regenerates IDs on startup).

This is Chrome’s automatic safety net. Every few launches (or after significant changes), Chrome copies the live Bookmarks file to Bookmarks.bak . If the main file gets corrupted (power outage during a write), Chrome will silently restore from the .bak file. where chrome bookmarks stored

Here is a simplified structure:

You have 1,247 bookmarks. Some are recipes you’ll never cook, some are "important work docs," and a few lead to 404 errors from 2016. But where, physically, do these little blue links live? You cannot just concatenate two JSON files

import json import re with open('Bookmarks', 'r', encoding='utf-8') as f: data = json.load(f) def clean_node(node): if 'children' in node: node['children'] = [clean_node(c) for c in node['children'] if not (c.get('type') == 'url' and 'pinterest.com' in c.get('url', ''))] return node Every few launches (or after significant changes), Chrome

data['roots']['bookmark_bar'] = clean_node(data['roots']['bookmark_bar'])