You can use the green button to delete the last digit you have input.

Press the yellow button to return to the PIN setup and repeat the steps to set up a PIN.

Yes, you can by unlocking your device, then from the HSBC screen press and hold button 8 for two seconds to access the change PIN function.

The Security Device can either be a physical Security Device or the Digital Security Device which is available in the app. The Security Device helps to protect you against Internet Banking fraud. The device is used as an added layer of security to protect you if someone obtains your log on details through deception (eg a phishing email) as you always need to use the Security Device to access Business Internet Banking.

It generates one time codes to help secure a range of actions e.g. set up a new payee, amend user details. Green button generates code for logon, Yellow button is used for payments and payees, and button number 3 is used to confirm changes that you may need to make.