LEVERAGED INDEX RETURN NOTES® (LIRNs®)

Filed Pursuant to Rule 433

Registration No. 333-234425

LIRNs® Linked to the Bloomberg ex-Energy Subindex^SM		Hypothetical Percentage Change from the Starting Value to the Ending Value Hypothetical Redemption Amount per Unit⁽¹⁾ Hypothetical Total Rate of Return on the Notes -100.00% $0.000 -100.00% -50.00% $5.000 -50.00% -25.00% $7.500 -25.00% -20.00% $8.000 -20.00% -15.00% $8.500 -15.00% -10.00% $9.000 -10.00% -5.00% $9.500 -5.00% -3.00% $9.700 -3.00% 0.00%⁽²⁾ $10.000 0.00% 5.00% $10.555 5.55% 10.00% $11.110 11.10% 20.00% $12.220 22.20% 40.00% $14.440 44.40% 60.00% $16.660 66.60% 80.00% $18.880 88.80% 100.00% $21.100 111.00% (1) The Redemption Amount per unit is based on the hypothetical Participation Rate (2) This hypothetical percentage change corresponds to the Threshold Value
Issuer	BofA Finance LLC (“BofA Finance”)
Guarantor	Bank of America Corporation (“BAC”)
Principal Amount	$10.00 per unit
Term	Approximately 3 years
Market Measure	The Bloomberg ex-Energy Subindex^SM (Bloomberg symbol: "BCOMXE").
Payout Profile at Maturity	● [101.00% to 121.00%] leveraged upside exposure to increases in the Market Measure ● 1-to-1 downside exposure to decreases in the Market Measure, with up to 100.00% of the principal amount at risk
Participation Rate	[101.00% to 121.00%] to be determined on the pricing date
Threshold Value	100% of the Starting Value of the Market Measure
Interest Payments	None
Preliminary Offering Documents	https://www.sec.gov/Archives/edgar/data/0000070858/000148105722002340/bac-m6ea7vpgotq8ea6l_3495.htm
Exchange Listing	No
*You should read the relevant Preliminary Offering Documents before you invest. Click on the Preliminary Offering Documents hyperlink above or call your Financial Advisor for a hard copy.* Risk factors Please see the Preliminary Offering Documents for a description of certain risks related to this investment, including, but not limited to, the following: ● Depending on the performance of the Market Measure as measured shortly before the maturity date, your investment may result in a loss; there is no guaranteed return of principal. ● Payments on the notes are subject to the credit risk of BofA Finance and the credit risk of BAC, and actual or perceived changes in the creditworthiness of BofA Finance or BAC are expected to affect the value of the notes. If BofA Finance and BAC become insolvent or are unable to pay their respective obligations, you may lose your entire investment. ● The initial estimated value of the notes on the pricing date will be less than their public offering price. ● If you attempt to sell the notes prior to maturity, their market value may be lower than both the public offering price and the initial estimated value of the notes on the pricing date. ● Ownership of the notes will not entitle you to any rights with respect to any commodities or futures contracts represented by or included in the Market Measure. ● The prices of commodities or futures contracts represented by or included in the Market Measure may change unpredictably, affecting the value of your notes in unforeseeable ways ● The notes will not be regulated by the U.S. Commodity Futures Trading Commission. ● The Market Measure includes futures contracts traded on foreign exchanges, which may be less regulated than U.S. markets and may involve different and greater risks than trading on U.S. exchanges. ● The Market Measure tracks commodity futures contracts and does not track the spot prices of the Index Commodities ● Higher future prices of the components of the Market Measure relative to their current prices may have a negative effect on the level of the Market Measure, and therefore the value of the notes. Final terms will be set on the pricing date within the given range for the specified Market-Linked Investment. Please see the Preliminary Offering Documents for complete product disclosure, including related risks and tax disclosure.

BofA Finance LLC (BofA Finance) and Bank of America Corporation (BAC) have filed a registration statement (which includes a prospectus) with the Securities and Exchange Commission (SEC) for the notes that are described in this Guidebook. Before you invest, you should carefully read the prospectus in that registration statement and other documents that BofA Finance and BAC have filed with the SEC for more complete information about BofA Finance, BAC and any offering described in this Guidebook. You may obtain these documents without cost by visiting EDGAR on the SEC website at www.sec.gov. BofA Finance's Central Index Key, or ClK, on the SEC website is 1682472 and BAC’s CIK on the SEC website is 70858. Alternatively, Merrill Lynch will arrange to send you the prospectus and other documents relating to any offering described in this document if you so request by calling toll-free 1-800-294-1322. BofA Finance and BAC face risks that are specific to their respective businesses, and we encourage you to carefully consider these risks before making an investment in their respective securities.