In order to do that, tap the 3-dot icon → Help → About Google Chrome. So, you should always keep your Chrome browser up to date in order to have the best possible experience. Developers often are immediate to react to such bugs and attach bugfixes with new updates.
Several bugs can hamper the performance of the browser.
The first and foremost thing that you should do when your Chrome browser is running slow or feeling sluggish is to make sure that you have the latest version installed on your PC.