Making text larger in Google Chrome
Press ‘Shift’ + ‘Alt’ + ‘T’ and use the left and right arrow keys to select ‘Control the current page’, press ‘Enter’ or click to select see Fig 1.

Fig 1
Press ‘Z’ to select ‘Zoom’.
Click to select ‘Larger’ or press ‘Ctrl’ + ‘+’ (plus) to zoom in.
Click to select ‘ Normal’ or ‘Ctrl’ + ‘0’ to return to default size.
Click to select ‘Smaller’ or ‘Ctrl’ + ‘-‘ (minus) to zoom out.

Fig 2
Note: If this does not work it could be because your computer settings cannot be changed due to local IT policies - contact your local IT support for further help.