To start playing Cookie Clicker, simply visit the official website or any platform hosting the game. Once loaded, begin by clicking the giant cookie at the center of the screen to start generating cookies.

The best upgrades to prioritize in Cookie Clicker are the ones that provide the most efficient cookie production. Initially, focus on the 'Cursor' upgrade as it provides passive income. As you progress, consider upgrading buildings like 'Grandmas', 'Farmers', and 'Factories' which offer significant boosts in cookie production.

Cookie Clicker is primarily an online game and does not support offline play. However, there are some third-party applications and browser extensions that allow you to save your game state and continue playing without an internet connection.

Using cheats or hacks in Cookie Clicker is strongly discouraged as it goes against the spirit of the game. The developers also actively monitor for such activities and may take action against accounts found using unauthorized methods to gain advantages.

To earn more cookies faster in Cookie Clicker, focus on increasing your production rate through upgrades. Start with cursors, then move on to grandmas, farms, and factories. Additionally, keep an eye on special offers and achievements that can provide temporary boosts.

Yes, Cookie Clicker features a global leaderboard where players can compare their scores with others around the world. You can access the leaderboard through the game's interface to see how you rank among other cookie-clicking enthusiasts.

In Cookie Clicker, there are several types of buildings you can unlock and upgrade to increase your cookie production. These include Cursors, Grandmas, Farms, Mines, Factories, Banks, and many more, each contributing differently to your overall output.

Achievements in Cookie Clicker are goals or milestones that you can complete to earn rewards. They range from simple tasks like reaching a certain number of cookies produced to more complex challenges involving specific building upgrades or time limits. Completing achievements can provide both bragging rights and valuable in-game bonuses.