This can be a pain. Just like other battle royale games you wanna last and survive to be the final group alive. There's 64 players in the game and it will fill with bots if there's not enough players. You can change your region in the game to fight mostly bots and make it a bit easier. If it's all bots then you'll be playing solo against squads of bots which can be hard. It's probably best to play duos with bots or play duo/squads with real players/friends For more tips see video below
In video at 3:15 - how to change region and other tips
Achievement Walkthrough: