Grant of Security. As security for the complete payment to the Administrative Agent and the Lenders of all sums owing by the Borrowers to the Lenders whether for principal, interest, fees, expenses or otherwise, under and in connection with the Credit Facility Agreement and the other Transaction Documents and the due and punctual performance by the Pledged Company and the other Borrowers of all other Obligations under the Credit Facility Agreement and the other Transaction Documents, the Pledgor hereby pledges, assigns and transfers to the Pledgee and hereby grants to the Pledgee a first lien on, and first security interest in the following (the “Collateral”):

GRANT OF SECURITY INTEREST. For valuable consideration, the undersigned SMITH MICRO SOFTWARE, INC., or any of them ("Debtor"), hereby grants and transfers to WELLS FARGO BANK, NATIONAL ASSOCIATION ("Bank") a security interest in all of the property of Debtor described as follows:

Grant of Security. Each Grantor hereby unconditionally grants, collaterally assigns, and pledges to Agent, for the benefit of each member of the Lender Group and each of the Bank Product Providers, to secure the Secured Obligations (whether now existing or hereafter arising), a continuing security interest (hereinafter referred to as the "Security Interest") in all of such Grantor's right, title, and interest in and to the following, whether now owned or hereafter acquired or arising and wherever located (the "Collateral"):

Grant of Security Interest. The Borrower, and to the extent provided by any Defaulting Lender, such Defaulting Lender, hereby grants to (and subjects to the control of) the

Grant of Security. The Borrowers hereby grant to Agent, as collateral agent for the ratable benefit of the Revolving Credit Lenders, a security interest in, the Borrowers’ right, title and interest in and to the LC Cash Collateral Account and all # funds and financial assets from time to time credited thereto (including, without limitation, all Cash Equivalents), all interest, dividends, distributions, cash, instruments and other property from time to time received, receivable or otherwise distributed in respect of or in exchange for any or all of such funds and financial assets, and all certificates and instruments, if any, from time to time representing or evidencing the LC Cash Collateral Account, # and all promissory notes, certificates of deposit, deposit accounts, checks and other instruments from time to time delivered to or otherwise possessed by Agent, as collateral agent for or on behalf of the Revolving Credit Lenders, in substitution for or in addition to any or all of the then existing LC Account Collateral and # all interest, dividends, distributions, cash, instruments and other property from time to time received, receivable or otherwise distributed in respect of or in exchange for any or all of the then existing LC Account Collateral, in each of the cases set forth in [clauses (i), (ii) and (iii) above], whether now owned or hereafter acquired by the Borrowers, wherever located, and whether now or hereafter existing or arising (all of the foregoing, collectively, the “LC Account Collateral”).

Grant of Security. Borrower hereby grants to Agent, as collateral agent for the ratable benefit of the Revolving Credit Lenders, a security interest in, Borrower’s right, title and interest in and to the LC Cash Collateral Account and all # funds and financial assets from time to time credited thereto (including, without limitation, all Cash Equivalents), all interest, dividends, distributions, cash, instruments and other property from time to time received, receivable or otherwise distributed in respect of or in exchange for any or all of such funds and financial assets, and all certificates and instruments, if any, from time to time representing or evidencing the LC Cash Collateral Account, # and all promissory notes, certificates of deposit, deposit accounts, checks and other instruments from time to time delivered to or otherwise possessed by Agent, as collateral agent for or on behalf of the Revolving Credit Lenders, in substitution for or in addition to any or all of the then existing LC Account Collateral and # all interest, dividends, distributions, cash, instruments and other property from time to time received, receivable or otherwise distributed in respect of or in exchange for any or all of the then existing LC Account Collateral, in each of the cases set forth in [clauses (i), (ii) and (iii) above], whether now owned or hereafter acquired by Borrower, wherever located, and whether now or hereafter existing or arising (all of the foregoing, collectively, the “LC Account Collateral”).

Grant of Security Interest. Borrower, and to the extent provided by any Defaulting Lender, such Defaulting Lender, hereby grants to (and subjects to the control of) Administrative Agent, for the benefit of the Issuing Banks, and agrees to maintain, a first priority security interest in all such Cash Collateral as security for the Defaulting Lenders’ obligation to fund participations in respect of Letters of Credit, to be applied pursuant to clause (ii) below. If at any time Administrative Agent determines that Cash Collateral is subject to any right or claim of any Person other than Administrative Agent and the Issuing Banks as herein provided, or that the total amount of such Cash Collateral is less than the Minimum Collateral Amount, Borrower will, promptly upon demand by Administrative Agent, pay or provide to Administrative Agent additional Cash Collateral in an amount sufficient to eliminate such deficiency (after giving effect to any Cash Collateral provided by the Defaulting Lender). All Cash Collateral (other than credit support not constituting funds subject to deposit) shall be maintained in blocked, non-interest bearing deposit accounts at Truist. Borrower shall pay on demand therefor from time to time all reasonable and customary account opening, activity and other administrative fees and charges in connection with the maintenance and disbursement of Cash Collateral.

Grant of Security. Each Grantor hereby unconditionally grants, collaterally assigns, and pledges to Agent, for the benefit of each member of the Lender Group and each of the Bank Product Providers, to secure the Secured Obligations (whether now existing or hereafter arising), a continuing security interest (hereinafter referred to as the "Security Interest") in all of such Grantor's right, title, and interest in and to the following, whether now owned or hereafter acquired or arising and wherever located (the "Collateral"):

Grant of Security. Each Grantor hereby unconditionally grants, assigns, and pledges to Secured Party, for the benefit of itself, as Lender, and each of the Bank Product Providers, to secure the Secured Obligations, a continuing security interest (hereinafter referred to as the "Security Interest") in all of such Grantor's right, title, and interest in and to the following, whether now owned or hereafter acquired or arising and wherever located (the "Collateral"):

Grant of Security. The Borrowers hereby grant to Agent, as collateral agent for the ratable benefit of the Revolving Credit Lenders, a security interest in, the Borrowers’ right, title and interest in and to the LC Cash Collateral Account and all # funds and financial assets from time to time credited thereto (including, without limitation, all Cash Equivalents), all interest, dividends, distributions, cash, instruments and other property from time to time received, receivable or otherwise distributed in respect of or in exchange for any or all of such funds and financial assets, and all certificates and instruments, if any, from time to time representing or evidencing the LC Cash Collateral Account, # and all promissory notes, certificates of deposit, deposit accounts, checks and other instruments from time to time delivered to or otherwise possessed by Agent, as collateral agent for or on behalf of the Revolving Credit Lenders, in substitution for or in addition to any or all of the then existing LC Account Collateral and # all interest, dividends, distributions, cash, instruments and other property from time to time received, receivable or otherwise distributed in respect of or in exchange for any or all of the then existing LC Account Collateral, in each of the cases set forth in [clauses (i), (ii) and (iii) above], whether now owned or hereafter acquired by the Borrowers, wherever located, and whether now or hereafter existing or arising (all of the foregoing, collectively, the “LC Account Collateral”).