State Bank of India issues an urgent notification advising shareholders to update their KYC details, claim unpaid dividends, and dematerialize physical shares to comply with SEBI guidelines. Unclaimed dividends up to FY 2016-17 have been transferred to the Investor Education and Protection Fund (IEPF), and claims can be submitted via www.mca.gov.in. Investors can check the search facility on https://sbi.bank or contact the RTA, KFin Technologies Limited, via toll-free number 1800 309 4001 or email einward.ris@kfintech.com for processing assistance.