1

Open 'Settings'.

2

Select 'Apps & Notifications'.

3

Select 'App Info'.

4

Scroll & Select 'Chrome'.

5

Enable Chrome.

6

In future - reverse this procedure to disable Chrome.

7

Scroll down - Select 'Advanced'.

8

Scroll down - Select 'Install unknown apps'.

9

'Allow from this source'.

10

All done - exit 'Settings'.