<SEC-DOCUMENT>0001209191-22-053924.txt : 20221018
<SEC-HEADER>0001209191-22-053924.hdr.sgml : 20221018
<ACCEPTANCE-DATETIME>20221018125352
ACCESSION NUMBER:		0001209191-22-053924
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20221014
FILED AS OF DATE:		20221018
DATE AS OF CHANGE:		20221018

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WHITE ANA MARIA
		CENTRAL INDEX KEY:			0001728880

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26041
		FILM NUMBER:		221315512

	MAIL ADDRESS:	
		STREET 1:		C/O F5 NETWORKS, INC.
		STREET 2:		401 ELLIOTT AVE. WEST
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			F5, INC.
		CENTRAL INDEX KEY:			0001048695
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER COMMUNICATIONS EQUIPMENT [3576]
		IRS NUMBER:				911714307
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		801 5TH AVENUE
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98104
		BUSINESS PHONE:		2062725555

	MAIL ADDRESS:	
		STREET 1:		801 5TH AVENUE
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98104

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	F5 NETWORKS, INC.
		DATE OF NAME CHANGE:	20190625

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	F5 NETWORKS INC
		DATE OF NAME CHANGE:	19990308

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	F5 LABS INC
		DATE OF NAME CHANGE:	19990305
</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>2022-10-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001048695</issuerCik>
        <issuerName>F5, INC.</issuerName>
        <issuerTradingSymbol>FFIV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001728880</rptOwnerCik>
            <rptOwnerName>WHITE ANA MARIA</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O F5, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>801 5TH AVENUE</rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP and Chief HR Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-10-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>170</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>142.33</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>30697</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This transaction was executed pursuant to a Rule 10b5-1 trading plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Scot F. Rogers by Power of Attorney</signatureName>
        <signatureDate>2022-10-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
