<SEC-DOCUMENT>0001209191-21-046605.txt : 20210713
<SEC-HEADER>0001209191-21-046605.hdr.sgml : 20210713
<ACCEPTANCE-DATETIME>20210713192227
ACCESSION NUMBER:		0001209191-21-046605
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210712
FILED AS OF DATE:		20210713
DATE AS OF CHANGE:		20210713

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Richardson Nina
		CENTRAL INDEX KEY:			0001610535

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38635
		FILM NUMBER:		211088988

	MAIL ADDRESS:	
		STREET 1:		6358 SPANISH OAKS CLUB BLVD
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78738

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RESIDEO TECHNOLOGIES, INC.
		CENTRAL INDEX KEY:			0001740332
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-HARDWARE [5072]
		IRS NUMBER:				825318796
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		901 E 6TH STREET
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78702
		BUSINESS PHONE:		512-726-3500

	MAIL ADDRESS:	
		STREET 1:		901 E 6TH STREET
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78702

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HH Spinco Inc.
		DATE OF NAME CHANGE:	20180510
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-07-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001740332</issuerCik>
        <issuerName>RESIDEO TECHNOLOGIES, INC.</issuerName>
        <issuerTradingSymbol>REZI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001610535</rptOwnerCik>
            <rptOwnerName>Richardson Nina</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>901 E 6TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>AUSTIN</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>78702</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-07-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2120</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>29.63</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17510</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 13, 2021.</footnote>
        <footnote id="F2">The price reported in this column is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.47
to $29.78, inclusive. The Reporting Person undertakes to provide to Resideo Technologies, Inc. (&quot;Resideo&quot;), any security holder of Resideo, or
the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate
price within the range set forth in this footnote.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jeannine J. Lane, as Attorney-in-Fact for Nina L. Richardson</signatureName>
        <signatureDate>2021-07-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
