<SEC-DOCUMENT>0001688568-18-000067.txt : 20180724
<SEC-HEADER>0001688568-18-000067.hdr.sgml : 20180724
<ACCEPTANCE-DATETIME>20180724214132
ACCESSION NUMBER:		0001688568-18-000067
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180720
FILED AS OF DATE:		20180724
DATE AS OF CHANGE:		20180724

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LAWRIE JOHN M
		CENTRAL INDEX KEY:			0001180454

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38033
		FILM NUMBER:		18967502

	MAIL ADDRESS:	
		STREET 1:		DXC TECHNOLOGY COMPANY
		STREET 2:		1775 TYSONS BOULEVARD
		CITY:			TYSONS
		STATE:			VA
		ZIP:			22102

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DXC Technology Co
		CENTRAL INDEX KEY:			0001688568
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				611800317
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		1775 TYSONS BOULEVARD
		CITY:			TYSONS
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		7032459675

	MAIL ADDRESS:	
		STREET 1:		1775 TYSONS BOULEVARD
		CITY:			TYSONS
		STATE:			VA
		ZIP:			22102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Everett SpinCo, Inc.
		DATE OF NAME CHANGE:	20161026
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_153248287640876.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-07-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001688568</issuerCik>
        <issuerName>DXC Technology Co</issuerName>
        <issuerTradingSymbol>DXC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001180454</rptOwnerCik>
            <rptOwnerName>LAWRIE JOHN M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1775 TYSONS BOULEVARD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TYSONS</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-07-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>51126</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>87.04</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>704214</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares withheld to satisfy tax liabilities arising from Restricted Stock Units (RSUs) that vested on May 27, 2018 and May 31, 2018, and settled on July 20, 2018.</footnote>
        <footnote id="F2">Pursuant to the anti-dilution provisions of the registrant's 2017 Omnibus Incentive Plan, the amount of securities beneficially owned has been adjusted in connection with the spin off of the registrant's United States Public Sector business. The number of additional shares of common stock was determined using a conversion ratio of 0.8649.</footnote>
        <footnote id="F3">Amount reported includes unvested RSUs.</footnote>
        <footnote id="F4">Amount reported includes vested, unreleased Career Shares.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>William L. Deckelman, Jr., Attorney-in-Fact</signatureName>
        <signatureDate>2018-07-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
