Filed Pursuant to Rule 424(b)(2)Registration No. 333-282565 The Bank of Nova Scotia $Autocallable Buffered NotesLinked to the Shares of the iShares®Expanded Tech-Software Sector ETF Due [•] The notes will not bear interest.The notes will mature on the maturity date (expected to be the 2ndbusiness day after the valuation date)unless they are automatically called on the call observation date (expected to be approximately 16 to 18 months after the trade date).Yournotes will be automatically called on the call observation date if the closing price of the shares of the iShares®Expanded Tech-SoftwareSector ETF (the reference asset) on such date is greater than or equal to 80% of the initial price (set on the trade date and will be the closingprice or an intra-day price of the reference asset on the trade date, which may be higher or lower than the closing price of the referenceasset on the trade date), resulting in a payment on the call payment date (expected to be the 2ndbusiness day after the call observationdate) for each $1,000 principal amount of your notes equal to (i) $1,000plus(ii) theproductof $1,000timesthe call premium amount ofbetween 14.36% and 16.85% (set on the trade date). If your notes are not automatically called on the call observation date, the amount that you will be paid on your notes at maturity will bebased on the performance of the reference asset as measured from the trade date to and including the valuation date (expected to beapproximately 29 months after the trade date). If the final price on the valuation date isgreater than or equal to80% of the initial price, the return on your notes will be positive and you willreceive the maximum payment amount (expected to be between $1,287.20 and $1,337.00 for each $1,000 principal amount of your notes). If the final price declines by more than 20.00% from the initial price, the return on your notes will be negative and you may lose upto your entire principal amount. Specifically, you will lose 1.25% for every 1% negative percentage change in the price of thereference asset below 80.00% of the initial price. Any payment on your notes is subject to the creditworthiness of The Bank ofNova Scotia. The return on your notes is capped. If the notes are automatically called, the maximum payment you would receive for each $1,000 principalamount of your notes is equal to (i) $1,000plus(ii) theproductof $1,000timesthe call premium amount. If your notes are not automaticallycalled, the maximum payment you would receive on the maturity date for each $1,000 principal amount of your notes is the maximumpayment amount. If your notes are not automatically called on the call observation date, we will calculate the reference asset return, which is the percentageincrease or decrease in the final price from the initial price, to determine your payment at maturity. At maturity, for each $1,000 principalamount of your notes, you will receive an amount in cash equal to: ●if the final price is greater than or equal to the initial price, or less than the initial price but not by more than 20.00% (the reference assetreturn is positive, zero or negative but greater than or equal to -20.00%), you will receive the maximum payment amount; or●if the final price is less than the initial price by more than 20.00% (the reference asset return is negative and is less than -20.00%), youwill receive an amount in cash equal to thesumof (i) $1,000plus(ii) theproductof (a) $1,000times(b) the buffer rate of 125.00% times(c) the sum of the reference asset return plus 20.00%. The return on your notes is linked to the performance of the reference asset, and not to the S&P®North American ExpandedTechnology Software IndexTM(the reference asset index) on which the reference asset is based. Investment in the notes involves certain risks. You should refer to “Additional Risks” beginning on page P-14 of this pricingsupplement and “Additional Risk Factors Specific to the Notes” beginning on page PS-6 of the accompanying product supplementand “Risk Factors” beginning on page S-2 of the accompanying prospectus supplement and on page 8 of the accompanyingprospectus. The initial estimated value of your notes at the time the terms of your notes are set on the trade date is expected to be between$922.65 and $952.65 per $1,000 principal amount, which will be less than the original issue price of your notes listed below.See“Additional Information Regarding Estimated Value of the Notes” on the following page and “Additional Risks” beginning on page P-14 of thisdocument for additional information. The actual value of your notes at any time will reflect many factors and cannot be predicted withaccuracy. Neither the United States Securities and Exchange Commission (the “SEC”) nor any state securities commission has approved ordisapproved of the notes or passed upon the accuracy or the adequacy of this pricing supplement, the accompanying prospectus,prospectus supplement or product supplement. A