Nokia Lumia 820

Step 1 of 5

Find "language+region"

Slide your finger left on the display.
Press Settings.

Step 2 of 5

Find "language+region"

Press language+region.

Step 3 of 5

Select language

Press the field below Phone language.

Step 4 of 5

Select language

Press the required language.

Step 5 of 5

Select language

Press restart phone.
Wait a moment while your phone is restarted.