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  <xsd:element id="aiff_NumberOfWarrantsPerUnit" name="NumberOfWarrantsPerUnit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aiff_OneHundredAndFiftyPercentWarrantsMember" name="OneHundredAndFiftyPercentWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_PennyWarrantsMember" name="PennyWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_PolicyTable" name="PolicyTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_PrefundedWarrantsMember" name="PrefundedWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_PrepaidExpensesAndDeposits" name="PrepaidExpensesAndDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="aiff_PrepaidExpensesOtherThanSharesIssuedForPrepaidServicesCurrent" name="PrepaidExpensesOtherThanSharesIssuedForPrepaidServicesCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="aiff_PrepaidExpensesTextBlock" name="PrepaidExpensesTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_PrepaidServicesCurrent" name="PrepaidServicesCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="aiff_PrepaidServicesNoncurrent" name="PrepaidServicesNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="aiff_ProceedsFromIssuanceOfCommonAndPreferredStockNetOfIssuanceCosts" name="ProceedsFromIssuanceOfCommonAndPreferredStockNetOfIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_RentalsMember" name="RentalsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_ResearchAgreementRoyaltyPercentage" name="ResearchAgreementRoyaltyPercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aiff_SecuritiesPurchaseAgreementMember" name="SecuritiesPurchaseAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_SecuritiesPurchaseAgreementWarrantsMember" name="SecuritiesPurchaseAgreementWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aiff_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsInPeriodGrantDateFairValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsInPeriodGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aiff_SharebasedPaymentArrangementDeferredStockUnitActivityTableTextBlock" name="SharebasedPaymentArrangementDeferredStockUnitActivityTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_SharesIssuedForConversionOfPromissoryNotesMember" name="SharesIssuedForConversionOfPromissoryNotesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_StockIssuablePursuantToSeriesCPreferredStockMember" name="StockIssuablePursuantToSeriesCPreferredStockMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_StockIssuedDuringPeriodSharesWarrantExercises" name="StockIssuedDuringPeriodSharesWarrantExercises" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_StockIssuedDuringPeriodSharesWarrantInducement" name="StockIssuedDuringPeriodSharesWarrantInducement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_StockIssuedDuringPeriodValueWarrantExercises" name="StockIssuedDuringPeriodValueWarrantExercises" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_The188WarrantsMember" name="The188WarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_The2026PipeWarrantsMember" name="The2026PipeWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_TheTwoFiftyWarrantsMember" name="TheTwoFiftyWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_TwoHundredPercentWarrantsMember" name="TwoHundredPercentWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aiff_UnitsIssuedWarrantsPerUnit" name="UnitsIssuedWarrantsPerUnit" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aiff_UnitsOfferingMember" name="UnitsOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-10-intangible-assets-net-and-goodwill-amortization-expense-details" name="statement-statement-note-10-intangible-assets-net-and-goodwill-amortization-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-10-intangible-assets-net-and-goodwill-composition-of-intangible-assets-details" name="statement-statement-note-10-intangible-assets-net-and-goodwill-composition-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-10-intangible-assets-net-and-goodwill-tables" name="statement-statement-note-10-intangible-assets-net-and-goodwill-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-13-equity-schedule-of-deferred-stock-units-details" name="statement-statement-note-13-equity-schedule-of-deferred-stock-units-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-13-equity-schedule-of-option-activity-details" name="statement-statement-note-13-equity-schedule-of-option-activity-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-13-equity-schedule-of-restricted-stock-units-details" name="statement-statement-note-13-equity-schedule-of-restricted-stock-units-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-13-equity-schedule-of-warrants-details" name="statement-statement-note-13-equity-schedule-of-warrants-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-13-equity-tables" name="statement-statement-note-13-equity-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-14-basic-and-diluted-net-loss-per-share-antidilutive-securities-details" name="statement-statement-note-14-basic-and-diluted-net-loss-per-share-antidilutive-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-14-basic-and-diluted-net-loss-per-share-tables" name="statement-statement-note-14-basic-and-diluted-net-loss-per-share-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-15-revenue-net-disaggregation-of-revenue-details" name="statement-statement-note-15-revenue-net-disaggregation-of-revenue-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-15-revenue-net-revenues-details" name="statement-statement-note-15-revenue-net-revenues-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-15-revenue-net-tables" name="statement-statement-note-15-revenue-net-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-4-business-combination-pro-forma-results-details" name="statement-statement-note-4-business-combination-pro-forma-results-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-4-business-combination-tables" name="statement-statement-note-4-business-combination-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-5-accounts-and-other-receivables-schedule-of-accounts-receivable-details" name="statement-statement-note-5-accounts-and-other-receivables-schedule-of-accounts-receivable-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-5-accounts-and-other-receivables-schedule-of-allowance-for-credit-loss-details" name="statement-statement-note-5-accounts-and-other-receivables-schedule-of-allowance-for-credit-loss-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-5-accounts-and-other-receivables-tables" name="statement-statement-note-5-accounts-and-other-receivables-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-6-prepaid-expenses-detail-of-prepaid-expenses-details" name="statement-statement-note-6-prepaid-expenses-detail-of-prepaid-expenses-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-6-prepaid-expenses-tables" name="statement-statement-note-6-prepaid-expenses-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-7-inventory-prepaid-expenses-balance-details" name="statement-statement-note-7-inventory-prepaid-expenses-balance-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-7-inventory-tables" name="statement-statement-note-7-inventory-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-8-equipment-equipment-balance-details" name="statement-statement-note-8-equipment-equipment-balance-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-8-equipment-tables" name="statement-statement-note-8-equipment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-9-leases-future-undiscounted-cash-flows-details" name="statement-statement-note-9-leases-future-undiscounted-cash-flows-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-note-9-leases-tables" name="statement-statement-note-9-leases-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aiff_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>