Please suggest SFT

Dear Sir,
, A person hasworking from 2006 His annual income is less then Basic limit so previous years he was not never filed itr but saving rs.100000/-each year. In 2018 he also got gratuity and epfo from his previous company. Same amount I have concert to FDR in 2 bank and some balance available in saving account. In FY year annual income increase due to fd interest and some rent income approximately Rs.4 lac 10 thousand. he had seen 26 As form where only shows fd interest no any other but AIS Shows high value transaction under SFT Code SFT-016TD interest of deposit Rs.33321/- and SFT-016SB Interest of saving 14521And 245/- past 10 years he neverr done any high value transaction so why it shown in ais under SFT. (2) FD value is less then 7 Lac bank will reporting if fd value exceeded Ra. 10L .Cash deposit in saving account from 1 st april 2020 to 31 March Rs.19000 in June 2020 Rs.32000 in November 2020 and 3500/- in March 2021 So why AiS Show high value transaction under SFT