minecraft launcher won't open, it just thinks for a second but nothing happens

Changing these settings often results in problems with the Minecraft launcher. It is recommended that you reset all the changes you made to your Minecraft launcher, as it is possible that you messed with a few key settings. This error is commonly caused by players when they tamper with the Minecraft launcher’s settings. After doing this, try to use the Minecraft launcher and check if it works. Simply open the task manager on your computer and choose the option that allows you to end all processes. It is recommended that you try to launch Minecraft again without any applications running in the background. Launch errors can also be caused to background applications that are interfering with your game. Just skip to the next solution if you don’t use any mods with Minecraft. This should allow the launcher to work perfectly again and should fix your problem. Just remove any mods you’re using from your device or try to disable them. Some mods can cause a few problems with Minecraft, including launch errors that prevent players from playing the game. Try to disable any mods you may be using before trying to launch Minecraft again. How to Resolve ‘’Minecraft Launcher Stuck On Preparing’’ Issue

Most players were easily able to fix it and you’ll be able to do the same if you try these solutions.

This problem isn’t actually anything too serious and is a bit common. This means that a player has to fix the issue before they can start playing Minecraft again. The launcher keeps displaying the word ‘Preparing’ and never actually launches the game. This problem arises when players try to launch Minecraft using the game’s launcher. For example, one launch error causes the launcher to stay on ‘Preparing’ and stops players from playing the game. There are multiple different types of these launch issues. Players can encounter different errors from time to time which makes it impossible to play the game until they’re resolved. Minecraft doesn’t necessarily launch perfectly every single time.

Minecraft launcher won't open, it just thinks for a second but nothing happens