If you prefer not to use third-party extensions, you can use Google Takeout to download a list of your subscriptions.
: Sign into your new YouTube account in the same browser. If you prefer not to use third-party extensions,
The fastest way to transfer subscriptions is through a dedicated browser extension like YouTube Subscriptions Transfer or SubShift . open the extension
: Log into your old YouTube account, open the extension, and click "Collect channel" or "Export" to save your list. If you prefer not to use third-party extensions,
There are two primary ways to handle the transfer: using a browser extension for automation or using official Google tools for a manual backup. 1. Use a YouTube Subscription Importer (Automatic)