Mikrotik - WAN LAN Config to Access Internet

 WAN Interface

1. Select interface that you want to be WAN Interface and rename it. press apply ok

2. As you selected and renamed WAN you need to do rename LAN Interafce 

3. Select IP -> Addresses and then Plus sign from windows enter WAN-pool in ip address and select wan interafce, hit apply on.

4. Select IP -> Addresses and then Plus sign from windows enter LAN pool in ip address and select wan interafce, hit apply on.

WAN

LAN

5. Setup DNS - Press IP -> DNS and enter DNS IP

6. Setup Gateway or Route to get out traffic or gateway ip for WAN interafce. Hit IP -> Routes

Then 

.

7. Add NAT Rules to enable masqurading for ip pool, Hit  IP -> Firewall -> NAT Select Plus Sign

in general Chain should ( srcnat)  src add (192.168.1.0/24) you LAN pool, Out. Intereface WAN.

Select action and choose masqurade, hit apply ok.

Enter Lan IP manually in your computer according to define pools and see if internet work you may reboot router.