YM Meta Parser How to install Chrome Open the Extensions page: chrome://extensions. Check the Developer mode box in the top right. Click the Load unpacked button. The Select the extension directory dialog opens. Select the directory, that contains YM-Meta-Parser. Edge Open the Extensions page: edge://extensions. Turn on the Developer mode toggle in the left aside on bottom. Click the Load unpacked button. The Select the extension directory dialog opens. Select the directory that contains YM-Meta-Parser.