Asking self-assessment tax reurn

Hi Sirs, I have £2300 bank saving interest and £50 foreign bank saving interest. I need to do the person tax return? If I need, could you please to tell me how to do and where can fill and submit by online? Sorry about that it's my first time in apply! Many thanks!

Hi,
Please refer to the link below:
Check if you need to send a Self Assessment tax return
Thank you