1. Android tablets: You can create different users on your tablet and assign different apps and settings to each one:

a. Select Users in the settings menu
b. Click Add user or profile
c. Select Restricted profile and disable the apps you don’t want your children to access.
d. Go to the settings menu and disable access to the device location services.

You also lock your device to one app, this works on Android phones as well:

a. Go to Settings > Security > Advanced
b.Enable Screen pinning
c. Go to the recent apps menu and tap the pushpin on the bottom of the app you want to pin to your screen
d. A pop-up appears, telling you how to unlock the screen again on your device. You can also have your device ask for a password before unlocking the screen.

2. iOS devices (iPhone / iPad): Using restrictions, you can block or limit certain apps and features on the device to make it more secure. To enable parental controls, you simply need to follow these steps:

a. Tap Settings > General
b. Tap Restrictions
c. Tap Enable restrictions and create a code.
Don’t forget that code: you will need it to be able to change or disable the restrictions.

3. Mac computer:

a. Click the Apple icon and select System Preferences. Then click Parental control
b. Create a user account for your children if they don’t already have one. Select Managed with Parental Controls, fill in the fields and click Create User
c. Click the padlock on the bottom left of the window to unlock the parental control settings
d. There you can set all kinds of restrictions for e.g. the use of apps, making online purchases and sending e-mails. You can also set a screen time for your child so he or she can’t use the computer outside the hours you allow or for longer than permitted

4. Windows 10 computers:

a. Go to Settings > Accounts > Family & other people
b. Add your children as a family member
c. Click Manage family settings online
d. A webpage will launch, where you can monitor your children’s activity, set restrictions for purchasing, the use of apps and media, web browsing, and set a screen time for your child so he or she can’t use the computer outside the hours you allow or for longer than permitted.