EGM Reminder1 Nov 2022 10:55
"To be effective, the CREST Voting Instruction must be transmitted so as to be received by the Company’s agent (3RA50) no later than 10:00 am (GMT) on 4 November 2022"
Every shareholder should take the opportunity to vote, it's an easy process (at least at HL via Corp Actions) and is a tangible act to express satisfaction or dissatisfaction.