<SEC-DOCUMENT>0001209191-21-009164.txt : 20210210
<SEC-HEADER>0001209191-21-009164.hdr.sgml : 20210210
<ACCEPTANCE-DATETIME>20210210122512
ACCESSION NUMBER:		0001209191-21-009164
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210208
FILED AS OF DATE:		20210210
DATE AS OF CHANGE:		20210210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CHAN NELSON C
		CENTRAL INDEX KEY:			0001242653

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49602
		FILM NUMBER:		21612558

	MAIL ADDRESS:	
		STREET 1:		C/O SYNAPTICS INCORPORATED
		STREET 2:		1251 MCKAY DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SYNAPTICS Inc
		CENTRAL INDEX KEY:			0000817720
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				770118518
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0627

	BUSINESS ADDRESS:	
		STREET 1:		1251 MCKAY DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131-3326
		BUSINESS PHONE:		408-904-1100

	MAIL ADDRESS:	
		STREET 1:		1251 MCKAY DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131-3326

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SYNAPTICS INC
		DATE OF NAME CHANGE:	20010216
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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    <schemaVersion>X0306</schemaVersion>

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    <periodOfReport>2021-02-08</periodOfReport>

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        <issuerName>SYNAPTICS Inc</issuerName>
        <issuerTradingSymbol>SYNA</issuerTradingSymbol>
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            <rptOwnerCik>0001242653</rptOwnerCik>
            <rptOwnerName>CHAN NELSON C</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet1>1251 MCKAY DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
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                    <value>2400</value>
                </transactionShares>
                <transactionPricePerShare>
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                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
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        <nonDerivativeTransaction>
            <securityTitle>
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                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>62.105</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-02-08</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2400</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2021-10-24</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2400</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>0</value>
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                    <value>D</value>
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        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Option (Right to Buy)</value>
            </securityTitle>
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                <value>89.29</value>
            </conversionOrExercisePrice>
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                <value>2021-02-08</value>
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                <transactionFormType>4</transactionFormType>
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                <value></value>
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                <transactionShares>
                    <value>2302</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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    <footnotes>
        <footnote id="F1">1/12th of the total number of shares subject to the option vested and became exercisable on the 24th day of each month following the October 24, 2014 date of grant, until fully vested on October 24, 2015.</footnote>
        <footnote id="F2">1/12th of the total number of shares subject to the option vested and became exercisable on the 23rd day of each month following the October 23, 2015 date of grant, until fully vested on October 23, 2016.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kermit Nolan, as attorney-in-fact</signatureName>
        <signatureDate>2021-02-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
