Just to be clear. If I understand this correctly, you will only get the monthly data based on the plan. ie. $25 1 gb / month. The 5 gb bonus is not an add on to the monthly amount (ie. 6 gb/month for the $25 plan) but a one time use for when you go o...
On my version of android, you should also make sure that all your apps have access to data. I did not have data before and almost all of my apps were set to wifi only. That was why I had data access but could not access the internet using chrome.