Snapchat: Charms, emojis, trophies and everything you need to know

1. Every tip and trick you need to know about Snapchat

Snapchat has come a long way since it launched back in 2011. Once simply for sending funny and often incriminating photos that disappear in a matter of seconds to your closest mates, now hosts videos, messaging and allows you to follow the lives of your favourite celebrities. But there's still a lot we don't know about the mysterious app. Well, that's where we come in. We've collated some of your most-asked Snapchat questions and we're going to answer them for you. [Getty]

2. How to back up your camera roll on Snapchat?

To save Snapchat stories, find the setting in the app, tap the ghost icon at the top of the camera screen, then the gear icon and then tap "Memories". Tick the box marked "Auto-save Stories" and click "Save to…" Now that should mean everything you put on your Snapchat Story will automatically save on your phone's gallery too. If you're sending a Snap to one of your contacts, and not to your Story, you need to remember to tap the save icon (the down arrow) after. [Snapchat]

3. What does SN mean in Snapchat?

SN on Snapchat means "Screen Name". That's the username or alias you created for your Snapchat profile. [Getty]

4. How does your Snapchat score work?

According to Snapchat's website, your Snapchat score is the total of all snaps sent and received. Every time you send or receive a Snap your score is increased by one point. However, having a conversation in Snapchat does not increase your Snapchat score. [Snapchat]

5. What does SB mean in Snapchat?

SB on Snapchat means "Snap Back". So, when you get an SB the Snapchat user wants you to send them a Snap back. [Getty]

6. What are Snapchat trophies?

You collect Snapchat trophies for performing little challenges and raising your Snapchat score. For example, after verifying your email address, you will receive the email trophy. The trophies look just like standard emojis and some have multiple levels. You can check which trophies you have earned so far in the app. Just tap on your profile, then go to "Trophies" and you'll see your Trophy Case. You can click any trophy to see what it means and whether it has multiple levels. [Snapchat]

7. What are charms on Snapchat?

Snapchat Charms are special surprises that are added based on your relationships with your friends and how you interact with each other. To view your Friend Charms, open a Friend Profile and scroll to the bottom. You can tap each Charm to learn more about it. Your Charms will update over time and they're private, so only you and your pals can see them. [Snapchat]

8. What does PU mean in text on Snapchat?

PU on Snapchat means "Pop Up", basically send me a message. For example, "So bored, someone PU!" [Snapchat]

9. What do the emojis on Snapchat mean?

The emojis on Snapchat are exactly the same as the one's on your phone but you might not know that they have completely different meanings. For example, the Face With Glasses emoji means you both share a best friend, while the Baby emoji means you've just become best friends. [Snapchat]

10. What does SFS mean in Snapchat?

SFS on Snapchat means "Shoutout for Shoutout". Basically, it means a Snapchat user is looking for a little shoutout on your Snap. The same acronym is used on Instagram too, and it's used to promote posts on other pages. [Getty]