The second iOS 12.1 beta has been released by Apple today, and this one is notable for a few reasons. First off, it comes with a fix for the weird charging issue that surfaced a few days ago. Basically, some iPhone XS and XS Max units simply refused to charge until you woke them up. In some cases a tap on the screen would suffice to convince the devices to start charging, but other people found that only unplugging the Lightning cable and then plugging it back in again would work. Thankfully, this issue will be addressed for everyone when iOS 12.1 leaves the beta stage and is...
Source: https://www.gsmarena.com/ios_121_beta_fixes_iphone_charging_issue_brings_70_new_emoji-news-33561.php