But... in at the least two circumstances this option is helpful: backfilling far more bars right after settings improve (any time you enlarge 'variety of bars to load' in File->Database Settings dialog You should pressure backfill for symbols that were backfilled Beforehand with scaled-down number of bars) Dependable data feeds https://gregorycecaz.ezblogz.com/66746973/amibroker-data-for-dummies