<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0609</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2026-10-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001625791</issuerCik>
        <issuerName>Kornit Digital Ltd.</issuerName>
        <issuerTradingSymbol>KRNT</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002125959</rptOwnerCik>
            <rptOwnerName>Mann Yaaqov</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>true</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O KORNIT DIGITAL LTD., 12 HA'AMAL ST.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ROSH-HA'AYIN</rptOwnerCity>
            <rptOwnerNonUSStateTerritory></rptOwnerNonUSStateTerritory>
            <rptOwnerCountry>L3</rptOwnerCountry>
            <rptOwnerZipCode>4809246</rptOwnerZipCode>
            <rptOwnerStateDescription>ISRAEL</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Technology Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>1</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2026-10-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1665</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>17.03</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>46722</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Ordinary Shares</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1195</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Ordinary Shares</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2858</value>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Ordinary Shares</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3876</value>
                    <footnoteId id="F6"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Ordinary Shares</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7569</value>
                    <footnoteId id="F7"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.80</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F8"/>
            </exerciseDate>
            <expirationDate>
                <value>2028-08-08</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>3279</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3279</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>105.06</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F8"/>
            </exerciseDate>
            <expirationDate>
                <value>2032-01-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>17000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The price reported represents a weighted average price. The Reporting Person undertakes to provide to the SEC staff, upon request, full information regarding the number of shares and prices at which the transactions were effected.</footnote>
        <footnote id="F2">The ordinary shares reported in this row consist of shares underlying restricted share units (&quot;RSUs&quot;) that were granted to the Reporting Person on July 11, 2024 and that vest and settle for underlying ordinary shares in accordance with the following schedule: 25% of the original 96,774 RSUs vested and settled for underlying ordinary shares upon the one-year anniversary of the grant date, and an additional 6.25% of the original 96,774 RSUs vest and settle on a quarterly basis over the following three years such that all RSUs reported in this row (which reflects a reduced number relative to the originally granted amount due to sales of underlying shares to date) will be fully vested and settled by the four-year anniversary of that grant date (July 11, 2028).</footnote>
        <footnote id="F3">There were no transactions effected in respect of the securities reported in this row, and the holdings in this row are being included for informational purposes only.</footnote>
        <footnote id="F4">The ordinary shares reported in this row consist of shares underlying RSUs that were granted to the Reporting Person on March 9, 2023 and that vest and settle for underlying ordinary shares in accordance with the following schedule: 25% of the original 9,559 RSUs vested and settled for underlying ordinary shares upon the one-year anniversary of the grant date, and an additional 6.25% of the original 9,559 RSUs vest and settle on a quarterly basis over the following three years such that all RSUs reported in this row (which reflects a reduced number relative to the originally granted amount due to sales of underlying shares to date) will be fully vested and settled by the four-year anniversary of that grant date (March 9, 2027).</footnote>
        <footnote id="F5">The ordinary shares reported in this row consist of shares underlying RSUs that were granted to the Reporting Person on March 14, 2024 and that vest and settle for underlying ordinary shares in accordance with the following schedule: 25% of the original 7,621 RSUs vested and settled for underlying ordinary shares upon the one-year anniversary of the grant date, and an additional 6.25% of the original 7,621 RSUs vest and settle on a quarterly basis over the following three years such that all RSUs reported in this row (which reflects a reduced number relative to the originally granted amount due to sales of underlying shares to date) will be fully vested and settled by the four-year anniversary of that grant date (March 14, 2028).</footnote>
        <footnote id="F6">The ordinary shares reported in this row consist of shares underlying RSUs that were granted to the Reporting Person on July 11, 2024 and that vest and settle for underlying ordinary shares in accordance with the following schedule: 25% of the original 7,752 RSUs vested and settled for underlying ordinary shares upon the one-year anniversary of the grant date, and an additional 6.25% of the original 7,752 RSUs vest and settle on a quarterly basis over the following three years such that all RSUs reported in this row (which reflects a reduced number relative to the originally granted amount due to sales of underlying shares to date) will be fully vested and settled by the four-year anniversary of that grant date (July 11, 2028).</footnote>
        <footnote id="F7">The ordinary shares reported in this row consist of shares underlying RSUs that were granted to the Reporting Person on March 13, 2025 and that vest and settle for underlying ordinary shares in accordance with the following schedule: 25% of the original 9,445 RSUs vested and settled for underlying ordinary shares upon the one-year anniversary of the grant date, and an additional 6.25% of the original 9,445 RSUs vest and settle on a quarterly basis over the following three years such that all RSUs reported in this row (which reflects a reduced number relative to the originally granted amount due to sales of underlying shares to date) will be fully vested and settled by the four-year anniversary of that grant date (March 13, 2029).</footnote>
        <footnote id="F8">The options to purchase ordinary shares reported in this row are fully vested and became exercisable prior to the date of this report.</footnote>
    </footnotes>

    <remarks>Exhibit 24.1 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Assaf Zipori, Attorney-in-fact</signatureName>
        <signatureDate>2026-10-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
