How To Switch SIM Card Preferences On VIVO Y21S

Check more info about Vivo Y21S : https://www.hardreset.info/devices/vivo/vivo-y21s/tutorials/ This instructional video will guide you through the process of switching SIM card preferences on your VIVO Y21S. The VIVO Y21S is a dual SIM smartphone that allows you to use two SIM cards simultaneously. How can I switch SIM card preferences on VIVO Y21S? What are SIM card preferences on VIVO Y21S? Can I use two SIM cards at the same time on VIVO Y21S? How do I set a default SIM card for making calls on VIVO Y21S? How do I set a default SIM card for mobile data on VIVO Y21S? #VivoY21S #simcard #settings Follow us on Instagram ► https://www.instagram.com/hardreset.info Like us on Facebook ► https://www.facebook.com/hardresetinfo/ Tweet us on Twitter ► https://twitter.com/HardResetI Support us on TikTok ► https://www.tiktok.com/@hardreset.info Use Reset Guides for many popular Apps ► https://www.hardreset.info/apps/apps/