Samsung Galaxy S21 Guides

dual SIM

How to use Galaxy S21 quick settings panel?

use Galaxy S21 quick settings panelGalaxy S21 quick settings panel (aka Galaxy S21 quick panel or Galaxy S21 quick setting buttons) lets you turn on/off some features or change some settings quickly from a dropdown panel without navigating through the Galaxy S21 Settings.

This Galaxy S21 guide explains what Galaxy S21 quick settings panel is, how to access the Galaxy S21 quick panel, the components in the quick settings panel on Galaxy S21, how to customize the layout of the quick settings panel, and how to add (and remove) buttons to Galaxy S21 quick panel.

What is Galaxy S21 quick settings panel?

Galaxy S21 quick settings panel (aka Galaxy S21 quick panel, quick settings buttons) is a special page with some buttons for you to access or turn off some features directly without digging into the Galaxy S21 Settings page.

Just like other Android phones, you can turn on or turn off some features quickly on the quick settings panel of Galaxy S21 so that you can use the phone effectively.

For example, you want to turn on mobile data on Galaxy S21. You can do it by tapping Settings, tap Connections, tap Data usage, then Tap the switch for Mobile data. So, … Read the rest

Master Meaning of Galaxy S21 Status Icons and Notification Icons

Meaning of Galaxy S21 Status Icons and Notification IconsYou need to understand the meaning of Galaxy S21 status icons and notification icons to use the phone properly and effectively.  Galaxy S21 status icons and notification icons can tell you rich information about the status of the phone status, phone health, and notification from individual apps.

This Galaxy S21 how-to guide first explains the differences between Galaxy S21 status icons and notification icons, then explains the meaning of Galaxy S21 status icons and notification icons you may find in Galaxy S21, S21+, and S21 Ultra.

Because Samsung uses slightly different icons in different regions or for some carriers, you may get Galaxy S21 status icons and notification icons that are different from those shown in this guide. This is normal. If you cannot figure out the meaning of those icons, you may share the screenshot on our FaceBook page so that the community can help you identify them.

Update: Android 12 update for Galaxy S21 (S20 and S10) brought a new camera and microphone indicators icon when the camera or microphone is accessed.

What is the difference between Galaxy S21 status icons and notification icons?

Like all other Android phones,  Galaxy S21 use the top part of the screen … Read the rest

Ultimate Guide for Using SIM Card on Galaxy S21

SIM Card on Galaxy S21You need to use a SIM card on Galaxy S21 if you want to use mobile data, receive SMS, or make voice calls through a cellular network.

This Galaxy S21 how-to guide explains everything you need to know about using a SIM card on Galaxy S21: the supported SIM card size, eSIM support, insert or change SIM cards, use two SIM cards, and check SIM card status on Galaxy S21.

This guide applies to all three Galaxy S21 models (Galaxy S21, S21+, and S21 Ultra). But in different regions or on different carriers, the mobile network features may slightly different.

What’s the supported SIM card size for Galaxy S21?

Galaxy S21 supports nano-SIM cards only (for the physical card) and eSIM (if your carrier supports it).

A nano-SIM is currently the smallest SIM card for mobile phones. Most phones released in the last few years adopted nano-SIM already.

So, you can use your existing SIM card if you migrated to Galaxy S21 from the following phones (just some examples):

  • Samsung Galaxy S6, S7, S8, S9, S10, S20 and all their variants.
  • Samsung Galaxy Note 5,  Note 7 FE, Note 8, Note 9, Note 10, Note 10+, Note 10 Lite, Note
… Read the rest