Item Number Column/Field Name Notes Item 2(a)(2) Asset Number With respect to Asset Number 5, original file reflected one loan with Original Loan Amount of 55000000, however this is now split into Asset Number 5 and 5A with an Original Loan Amount of 30000000 and 25000000 respectively. Appraisal, financial, and property level information will only be reflected on Asset Number 5. Similar splits were completed with Asset Number 4 (adding 4A and 4B). Item 2(c)(7) Original Interest Rate For asset number 1, the Original Interest Rate was truncated due to SEC system limitations allowing maximum of 8 decimal places. The Original Interest Rate to full precision is 4.75790476190476%. Item 2(c)(8) Interest Rate at Securitization For asset number 1, the Interest Rate at Securitization was truncated due to SEC system limitations allowing maximum of 8 decimal places. The Interest Rate at Securitization to full precision is 4.75790476190476%. Item 2(c)(17) Periodic Principal and Interest Payment at Securitization With respect to each mortgage loan, the payment shown reflects the periodic principal and interest payment as of the Cut-off Date (or in case of any mortgage loan that has its first due date in May 2017, the periodic principal and interest payment due in May) Item 2(c)(18) Scheduled Principal Balance at Securitization With respect to each mortgage loan, the principal balance shown reflects the principal balance as of the Cut-off Date, assuming that any payment due on the Cut-off Date is made, and that no voluntary principal prepayments or casualty or condemnation proceeds are received. Item 2(c)(29)(i) Prepayment Lock-Out End Date With respect to each yield maintenance or prepayment penalty mortgage loan, the Prepayment Lock-Out End Date reflects the calendar day prior to the first payment date where yield maintenance or prepayment penalty is permitted. With respect to each defeasance mortgage loan, the Prepayment Lock-Out End Date reflects the calendar day prior to the first payment date where prepayment is permitted without defeasance. Item 2(d)(12) Year Built For asset number 25, the underlying mortgaged property was built in phases, phase one commenced in 2007, with the second phase commencing in 2016. Item 2(d)(20) Physical Occupancy at Securitization With respect to each mortgage loan, the occupancy percent shown is indicative of the physical occupancy information available as of securitization. Item 2(d)(28)(i) Date of Financials as of Securitization For Asset Numbers 9, 12, 35 and 46 the Date of Financials as of Securitization has been left blank as it was not available at the time of securitization. Item 2(d)(28)(xv) Debt Service Coverage Ratio (Net Operating Income) at Securitization With respect to any mortgage loan that is part of a mortgage loan structure evidenced by multiple pari passu notes (including notes outside the trust), the value shown is inclusive of debt service related to the entirety of the mortgage loan structure (or, if the mortgage loan is part of the senior portion of a mortgage loan structure that also includes one or more subordinate companion loans, the entirety of the senior portion of such mortgage loan structure). Item 2(d)(28)(xvii) Debt Service Coverage Ratio (Net Cash Flow) at Securitization With respect to any mortgage loan that is part of a mortgage loan structure evidenced by multiple pari passu notes (including notes outside the trust), the value shown is inclusive of debt service related to the entirety of the mortgage loan structure (or, if the mortgage loan is part of the senior portion of a mortgage loan structure that also includes one or more subordinate companion loans, the entirety of the senior portion of such mortgage loan structure). Item 2(e)(5) Reporting Period Interest Rate For asset number 1, the Reporting Period Interest Rate was truncated due to SEC system limitations allowing maximum of 8 decimal places. The Reporting Period Interest Rate to full precision is 4.75790476190476%. Item 2(e)(6) Servicer and Trustee Fee Rate With respect to each mortgage loan, this percentage reflects the Trust Advisor Ongoing Fee Rate, the Certificate Administrator Fee Rate, the Servicing Fee Rate, the CREFC IP Royalty License Fee Rate and the Asset Representations Reviewer Fee Rate. Item 2(e)(12) Reporting Period Ending Actual Balance With respect to each mortgage loan, the principal balance shown reflects the principal balance as of the Cut-off Date, assuming that any payment due on the Cut-off Date is made, and that no voluntary principal prepayments or casualty or condemnation proceeds are received. Item 2(e)(13) Reporting Period Ending Scheduled Balance With respect to each mortgage loan, the principal balance shown reflects the principal balance as of the Cut-off Date, assuming that any payment due on the Cut-off Date is made, and that no voluntary principal prepayments or casualty or condemnation proceeds are received. Item 2(f)(1) Primary Servicer Name The primary servicer name Wells Fargo Bank, NA updated to Trimont LLC