App Lock - Product Documentation

App Lock helps you lock any application of your device with a PIN or pattern to keep your data safe from unauthorized users. You can lock applications which may have your videos, audio, chats, confidential data, images that you want to protect from misuse.

When any user opens any locked app, the App Lock screen is shown to the user where user is prompted for a password. In the case of PIN, numeric screen is displayed and in case of pattern, pattern screen is displayed.

You can also use Fingerprint lock/unlock feature to unlock the app using fingerprint sensor.

a. Locking the app with App Lock

Open Quick Heal app.
On the Dashboard, navigate to Internet & App Security > App Lock. Enter PIN or Pattern as set previously. The list of applications is displayed.
Note: If you are visiting for the first time, you must set a new PIN.
Tap the corresponding lock icon for an app you want to lock.
The app lock is now set upon that application. When any user tries to access the app, the device prompts for the PIN.

b. Unlocking the app

Open Quick Heal app.
On the Dashboard, navigate to Internet & App Security > App Lock.
To unlock a locked app, in the App Lock screen, tap the active lock icon available in front of that app.
App lock is now removed from that application. It can be opened without any PIN or password.

c. App Lock Settings

The following settings options are available for the App Lock feature:

Unlock using: Select the option you want the app to be unlocked i.e. PIN or Pattern as required.
Scramble Keyboard: This randomly changes key positions when entering the PIN so it cannot be recorded.
Note: This option is visible when you have selected the PIN option in Unlock using PIN or Pattern settings.
Show Prompt: This option, if enabled, will show the lock prompt for the newly installed app on its own.

Unlock using PIN or Pattern

Quick Heal app provides the options to unlock the apps using PIN or set pattern as below:

PIN: This option allows you to use the Quick Heal Mobile Security app’s PIN to unlock the locked application.
Pattern: This option can be used to set a pattern to unlock the locked applications.

Changing PIN

To change the PIN, follow these steps:

Open Quick Heal app.
On the Dashboard, navigate to Internet & App Security, and tap App Lock. In the App Lock screen, tap Setting icon on the upper right corner.
In the App Lock Setting screen, under Unlock Using, select PIN and tap Change PIN.
Enter current PIN, new PIN, and confirm new PIN.
Tap Proceed. The PIN is updated.

Change Pattern

The Change Pattern helps you set a new pattern to unlock the locked apps.

Note: This Change Pattern option is visible when you have selected the Pattern option in Unlock using PIN or Pattern settings.

1. To create a strong pattern, you must select at least 4 dots. When you select the dots, the dots are highlighted.
2. After drawing a pattern, you must confirm it. If you attempt 3 wrong patterns, you are informed to reset the pattern.

To change the pattern, follow these steps:

Open Quick Heal app.
On the Dashboard, navigate to Internet & App Security, and tap App Lock. In the App Lock screen, tap Setting icon on the upper right corner.
In the App Lock Setting screen, select Pattern and tap Change Pattern.
You are redirected to the Reset Pattern screen.
- Select at least 4 dots to draw a new strong pattern.
- You must redraw the pattern and confirm.
  If you make 3 wrong pattern attempts at the time of confirmation, you have to reset the pattern.
On successfully setting the pattern, a success message is displayed.

ii. Scramble Keyboard

The purpose of this setting is to show random keypad where numbers are visible in random order to enter the PIN on the App Lock screen.

The position of the numbers changes every time the keypad is activated, so that only the actual user can see the scrambled digits.

Note: This option is visible when you have selected the PIN from Unlock using option in settings.
Configure Scramble Keyboard

Open Quick Heal app.
On the Dashboard, navigate to Internet and App Security > App Lock, tap Setting icon.
In the App Lock Settings screen, select the Scramble Keyboard check box. The setting is enabled and will randomly change the positions of keys on numerical keypad each time the password needs to be entered.
- To stop scrambling the keypad, clear the Scramble Keyboard check box.

iii. Show Prompt

This option enables a prompt that asks you to lock a newly installed application as soon it is installed on the device. As a result, a prompt is displayed whenever you install a new application on the device.
Configure Show Prompt

Open Quick Heal app.
On the Dashboard, navigate to Internet and App Security > App Lock, tap Setting icon.
In the App Lock Settings screen, select the Show Prompt check box.
- To stop the locking of newly installed apps, clear the Show Prompt check box.

d. App Lock through Fingerprint

If your device has Fingerprint sensor, you can use your fingerprint to access the App Lock feature.

To access this feature through Fingerprint, at least one fingerprint must be configured.
After five unsuccessful fingerprint scans, the Quick Heal application asks you to enter the PIN that you have configured.

Note: The Fingerprint option is supported only on devices with native Fingerprint sensor.

e. App Lock Screen

When user tries to open any locked app then, app lock screen is prompted to unlock the app with a password.

In the case of PIN, numeric screen is displayed and in case of pattern, pattern screen is displayed. If Fingerprint is already set, then the user can unlock the app using fingerprint sensor.

The following options are available on App Lock screen on the upper right corner:

Unlock Permanently: This option will unlock the app permanently upon entering correct PIN.
Forgot PIN: This option helps you recover your PIN in case you forget it. You are prompted to unlock using
- Google Authentication: Login to your Google account and reset the PIN.
App Lock Setting: This option will take the user to App Lock screen where user can choose the lock options.

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