Find out what's changing with Santander's 123 current accounts and whether you could find a better deal by switching.
Santander will cut the interest on its 123 current account again in August, but as it's the only account offering both interest and cashback should you switch?
Find out if you're one of more than 100,000 customers due to receive a refund from HSBC and Santander for wrongfully being charged unarranged overdraft fees
First-time buyers can now spread their mortgage repayments over 40 years with Santander. But how young must you be to qualify for a loan spanning four decades?
Barclays, RBS and Lloyds suffered the most IT and security failures, new data from Which? reveals. How many glitches did your bank suffer?
Santander will close 140 branches before the end of 2019. Which? explains which branches are set to close and how customers can access services.
The bank will no longer charge fee-paying current account customers for slipping into the red. Find out if you will be better or worse off.
Santander and Nationwide will no longer allow deposits from people not named on an account. Which? takes a closer look at how this will affect customers.
We've rounded up children's savings accounts and junior Isas with the best rates, plus the clever apps and prepaid cards to help kids learn to budget
We look at how the tracker mortgage works, how it compares to other trackers on the market, and how it might affect new and existing Santander customers.