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SCLCR RULE 7(b)(2)(d)
9. Confirmation Process. (a) Manner of Confirming. Unless these rules indicate that confirmation of a particular motion is not required, in order that a motion, or an order to show cause, or matter be argued or ruled upon, a party pro se or attorney for the moving party must confirm their hearing before 12:00pm two (2) court days prior to the hearing; provided however, motions for summary judgment heard on the judges 9:30 a.m. civil motions calendar must be confirmed before 12:00pm three (3) court days prior to the hearing; otherwise, the matter will be stricken. Confirmations are accepted for a 24- hour period beginning at 12:00 pm the court day before the confirmation deadline. Only by stipulation of the parties and agreement of the court may an unconfirmed matter be heard. Confirmations shall be made electronically, in a format approved by the court, or by telephone. The case name, cause number, date and time of the motion, title or type of motion, calendar on which the motion appears, the name and telephone number of the person confirming, and e-mail address of the person confirming when confirmation is accomplished electronically, is information which must be provided to the person or recording taking the confirmation. The court may establish written rules to prioritize the setting of certain types of cases in sessions with hearing limits.
Examples when a hearing can be confirmed.
See second link When should I confirm my motion hearing?
When determining your confirmation deadline, do not count weekends or court holidays.