Update user.md

MIUI 14 update - background autostart

_vendors-content/xiaomi/user.md

@@ -13,9 +13,20 @@ On some phones, you need to long-press Your app and then choose the padlock icon
   <img src="/assets/img/xiaomi/locking.jpg">
 </div>
 
+
+### Autostart permission
+
+On MIUI 14, there is a new permission to start from the background for each app, in *Settings > Apps > Your app > App permissions > Background autostart*.
+
+<div class="img-block">
+  <img src="/assets/img/xiaomi/miui14_autostart.jpg">
+
+</div>
+
+
 ### MIUI Optimizations
 
-MIUI Optimizations were reported on MIUI 12 so far, but it is possible this option is present on older versions too (let us know, if you have found this option on your phone). It is hidden in the Developers settings, so you need to switch to developer mode first (10x tap on MIUI version in About phone).
+MIUI Optimizations were reported on MIUI 12 so far, but this option may be present on older versions too (let us know, if you have found this option on your phone). It is hidden in the Developers settings, so you need to switch to developer mode first (10x tap on MIUI version in About phone).
 
 <div class="img-block">
   <img src="/assets/img/xiaomi/miui_optimization_1.jpg">