iOS 13 was officially launched at WWDC 2019 event with lots of new features. At this event, Apple introduced some of the best features of iOS 13, including iPhone dark mode , QuickPath keyboard, New Photo app, camera homekit ...
And there are many other features that users will experience when upgrading to iOS 13, but there are many other things in iOS 13 that many users cannot know. Below this article are some interesting features on iOS 13 but not Apple said on stage.
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5 interesting features you may not know in iOS 13

Vietnamese Dictionary 

Vietnamese Dictionary
The integration of Vietnamese dictionary in iOS 13 will help users quickly translate words being read on the web, documents ... All information related to your words will be displayed as pronunciation and classification. words like verbs, adjectives, nouns.
Although iOS 13 has integrated Vietnamese dictionary, the biggest limitation is that this dictionary only supports translating available text. For example, on the web, document files and can not type words to look up as separate dictionary software.
Another drawback is that iOS's built-in dictionary only supports English, and there are still many other popular languages ​​such as French, Chinese and German. You can turn on Vietnamese iPhone dictionary in settings.

Unlimited mobile data when downloading apps from the App Store

Limit data when downloading
Apple has made a limit on the size of mobile data download applications over the past few years. If the application you download is larger than 100MB, you will have to wait until the iPhone or iPad is connected to Wi-Fi to download it.
And when upgrading iOS 13, Apple increased this limit to 200MB and no longer limits the amount of apps or games that you can download from the App Store.
You can adjust this feature in Settings (Settings) > select iTunes & App Store > select Download application (App Download) and select Always Allow option Ask If Over 200MB (Ask when over 200MB ), Ask First (Ask before downloading).

Haptic Touch feature

Haptic Touch
One of the differences between iPhone XR and other iPhone models is Haptic Touch technology. This feature works similar to 3D Touch but has some limitations.
In fact, Haptich Touch is an upgrade and addition of Taptic Engine , one of the features Apple created to promote future technologies. 
And now on iOS 13 you will be using the Haptic Touch feature, you can hold down the application icons on the screen to see their quick options.

Select Wi-Fi / Bluetooth directly from the Control Center

Control Center Wifi Bluetooth
Previously in Control Center, you can only turn on / off Wifi and Bluetooth and do not select wifi name list or Bluetooth connection device around the time. You can switch to Wifi or switch to another Bluetooth-connected device.
By using the 3D Touch or Haptic Touch feature on the Wifi and Bluetooth shortcuts in the Control Center. You can select the Wifi list or Bluetooth connected device displayed in the list.

Change Volume

Control Center
While it is only a small feature, the fact that Apple has changed the volume control interface in iOS 13 will help a lot in controlling the change between ring volume and media volume in the device.
The new volume slider has the same design as the Control Center, in addition to controlling the volume, it will not interfere with the content on the screen and has cute subtle animation effects.
That is some new features that Apple did not introduce during WWDC 2019 event, must say in the list of new features iOS 13 this time there are many attractive features that users can use. These include new features and features that have been upgraded from old tools.
The Control Center section is an item that iPhone users often use to turn off and turn on key settings such as Bluetooth, Wifi, flight mode, flash, battery saving mode, sound, ... and more. .
However, in iOS 13, users will be attached to the Control Center menu to open. Of course this will have to be the applications you use most often. Please see the application instructions on the Control Center above to access the application in the Control Center.
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Instructions for adding applications to the Control Center

Step 1: To add the application to the Control Center, you will need to use the familiar Shortcut application But one thing to note is that this Shortcut application has to be updated to iOS 13 so you can use the Automation feature to attach the application to the Control Center .
This Shortcut key application is available when you update to iOS 13 and if you delete this Shortcut application and download the Shortcut application from the App Store , there is no such Automation item.
Select Automation and select Create personal automation item, then click Select > Applications .
Create personal automation itemsSelect Application
Then add the widget, usually the Magnifying Glass widget is the least-used utility, and then click Done . When there is a Magnifying Glass application in the new Automationlist , click Next in the upper right corner. 
Add gadgetComplete the application selection
In the next interface, click Add task , then you will see other icons. Click Application to start adding applications to the Control Center.
Add taskChoose Application
Next click Open the app , then click on the blue Application text .
Open the application in TaskChoose more applications
In the list of applications on your computer, add the application, and then click Next . Go to the next interface, turn off Ask before running  and click Done in the upper right corner.
Select the application Turn off ask before running
Now swipe up from the bottom of the screen to open the Control Center, then click on the widget you just assigned to the Magnifying Glass , you'll see the app instead of the add-on.
With instructions to open the application in Control Center on this article, your operation will be more convenient when opening applications on your smartphone. 
The application stickers on iPhone are set by default according to the iOS operating system, or according to the application icon when you download from the App Store. If users want to refresh these stickers, you can install LabelChanger tweak for jailbroken iOS 9 devices.
Accordingly the application provides many different options for you to change the interface for application stickers. For example, we can change the color of the sticker, add the border to the application's sticker, hide the application sticker or replace the application icon into the color, ... The following article will guide you how to change Change application sticker on iPhone.
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Instructions for changing iPhone application sticker

Step 1:
Users download tweaks at Packix source on Cydia, or directly access the link below.
Proceed to install the tweak as usual.
Find tweaks  Click Confirm  Respring device
Step 2:
Next we click on Settings and then select LabelChanger . In the fine-tuning interface the user has the option to turn on and off at Hide Labels. In the Fonts section, users can change the font of application stickers.
Choose tweak Turn off tweaks  Choose a new font
Step 3:
Next down below will be options to edit the interface for displaying application stickers. 
  • Change the Labelcolor: change the color of the dullness.
  • Custom Labelcolor: customize the sticker.
  • Change the Labe Border: change the application label border.
  • Custom BorderColor: customize application label color borders.
  • Change the Label size: change the application sticker size.
We select the color for the sticker and the color border for the sticker and press Respringto save the changes.
Choose colors Choose a sticker color  Choose colors
The application sticker result has been changed according to the settings that the user has selected.
 IPhone screen interface  Change the application label
The iPhone screen interface has been refreshed when the application sticker has changed according to the settings you choose. We can freely choose font or font color for application sticker.
I wish you all success!
Closing multiple tabs on Safari has been applied to previous iOS versions, and to iOS 13 users have the option to automatically close old Safari tabs by the time you choose. Accordingly, the old tabs opened on Safari are selected after one day, one week or one month depending on the needs of each user. Then all open tabs are automatically deleted, and the Safari interface works as it did before opening any tabs.
Besides in this new version of iOS 13, Safari is also enhanced more security, ensuring privacy for the content you seek. The following article will guide you how to turn off Safari tabs automatically.
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Instructions to turn off Safari tab automatically

Step 1:
Users access Settings and select Safari in the list of applications.
Open Settings Choose Safari
Step 2:
Switch to the settings interface for Safari browser, click on Tabs . Looking down below, click and click Close Tabs .
Closed tab option 
Step 3:
Switch to the new screen. Here we will see 4 automatic tab closing options on SafariThe default mode for closing tabs on Safari is to stay manually (Manually). You can switch to different time periods, it is best to choose after 1 day (After One Day) to speed up Safari browser if you have opened many tabs before.
After selecting it, Safari automatically closes all tabs and we don't need to do it manually.
Optional time Close the Safari tab yourself
Add a useful new feature to Safari when updating to iOS 13 . Also in this new iOS 13 version, Dark mode on iPhone has been provided to transfer the interface to a dark background, or Vietnamese dictionary on the iPhone .
I wish you all success!
Live Photos is a feature added to the camera from iPhon 6S onwards, helping users to have more vivid photos when they can move as GIF images. With devices without 3D Touch to use Live Photos feature, users can install LivePhotoForNon3Dtouch tweak for iOS devices.
Accordingly, when the user has finished installing, the Live Photos feature is automatically added to the device, without having to set up too much. In particular, Live Photos tweaks also support Live Photos for device wallpapers. The following article will show you how to install Live Photos for iPhone.
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Instructions for adding Live Photos to iPhone

Step 1:
Users click on the link below to install LivePhotoForNon3Dtouch tweak for iOS 10 jailbroken devices.
Step 2:
After you've installed it, go to Settings and select LivePhotoForNon3Dtouch tweak . Next we activate the tweak so that the Live Photos feature is added to the device.
Choose the settings Activate tweaks
Step 3:
Continue to open the camera application on the device and you see the Live Photo mode provided for the device to take the picture.
Take photos of Live Photos mode
Step 4:
Go back to the Settings interface and select Wallpaper to install a new wallpaper for iPhoneClick on Choose a New Wallpaper to select a new wallpaper for the device.
Choose a background image New background image
Step 5:
Display the Live Photos folder that we captured right on the device. Click on the animation you want to select as the background image for the device.
Animations Choose animated wallpaper
Users can then choose the Live Photo mode for the selected image. Click and hold on the screen to see how the picture moves and click the Set button. Click Set Lock Screen to set as animated wallpaper. Finally, you wait for the installation of the live wallpaper for the lock screen.
Animation mode Select lock screen background image Wait for wallpaper settings
For iOS devices that do not support 3D Touch, tweak LivePhotoForNon3Dtouch to help you get the Live Photos feature right away when taking photos. Wallpaper for lock screen is also provided Live Photos mode.
I wish you all success!
(Applies to: Windows Server 2012 R2, Windows Server 2012 )

The Scwcmd register command helps to expand or customize the Security Configuration Database of the Security Configuration Database (SCW) by registering the Security Configuration Database file containing definitions. about roles, tasks, services or ports. For a better understanding of how to use this command, see the example section below.
Syntax of the Scwcmd register command
scwcmd register / kbname : < MyApp > [/ kbfile : < kb . xml >] [/ kb : < path >] [/ d ]    
The Scwcmd register command parameter
/ kbname:
Specify the name by which the Security Configuration Database extension will be registered.
/ kbfile:
Specify the path and name of the Security Configuration Database file to be used to expand or customize the base Security Configuration Database. To verify that the Security Configuration Database file complies with the SCW schema, use the% Windir% schema definition file security KBRegistrationInfo.xsd. This option must be provided unless the / d parameter is specified.
/ kb:
Specifying the path to the folder containing the SCW security configuration database files will be updated. If this option is not specified,% Windir% security file msscw kbs will be used by default.
/ d
Unsubscribe an extension of Security Configuration Database from the security configuration database. The unregistered extension will be specified by the / kbname parameter (do not specify the parameter / kbfile). Database configuration security to unsubscribe from the extension specified by the parameter / kb.
Show help at the command prompt .
An explanation of the Scwcmd register command
Scwcmd.exe will only be available on computers running Windows Server 2008 R2, Windows Server 2008 or Windows Server 2003.
Example of the Scwcmd register command
To register the Security Configuration Database file named SCWKBForMyApp.xml under the name MyApp in the location kbserver, type:
scwcmd register / kbfile : d : S CWKBForMyApp . xml / kbname : MyApp / kb : kberver kb  
To unsubscribe the Security Configuration Database file named MyApp located at kbserver, type:
scwcmd register / d / kbname : MyApp / kb : kberver kb