How to upgrade to Os10.3 without pc
How Can I Upgade?
Before you begin, please back up your current version of OS (It's very important)
==>Go to Blackberry Appstore>>>The first message you’ll see will be your OS 10.3.1 upgrade message as seen in the image below.
==> Make sure you are connected to a wi-fi or you have your data enabled modem plugged to your PC with Blackberry Link installed.
If you don’t have blackberry link, please download one here or use Wi-Fi directly on your mobile.
==>It will take some couples of min between 30min – 60min depending on the speed of your internet network.
Once you are done upgrading, your device will reboot and … Welcome to OS 10.3.1
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