<SEC-DOCUMENT>0001688568-20-000048.txt : 20200610
<SEC-HEADER>0001688568-20-000048.hdr.sgml : 20200610
<ACCEPTANCE-DATETIME>20200610161551
ACCESSION NUMBER:		0001688568-20-000048
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200608
FILED AS OF DATE:		20200610
DATE AS OF CHANGE:		20200610

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DECKELMAN WILLIAM L JR
		CENTRAL INDEX KEY:			0001201537

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38033
		FILM NUMBER:		20954858

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_159182013389690.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-06-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001201537</rptOwnerCik>
            <rptOwnerName>DECKELMAN WILLIAM L JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1775 TYSONS BOULEVARD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TYSONS</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP &amp; General Counsel</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-06-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2380</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>19.56</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>156102</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </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 the vesting and settlement of performance-vesting restricted stock units awarded on May 31, 2017 that were earned due to the Company's early achievement of the applicable fiscal year 2018 and fiscal year 2019 performance goals (the &quot;PSUs&quot;).</footnote>
        <footnote id="F2">Amount reported includes unvested Restricted Stock Units and vested, unreleased Career Shares.</footnote>
        <footnote id="F3">Amount of securities beneficially owned was adjusted by removing 2 shares that were previously awarded due to an administrative error in the calculation of the PSUs that were earned.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>William L. Deckelman, Jr., Attorney-in-Fact</signatureName>
        <signatureDate>2020-06-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
