Change in Certifying Accountants (Form 8-K)

Item 4.01 Changes in Registrant's Certifying Accountant.

(a) Dismissal of independent registered public accounting firm

On March 13, 2026, Vista Credit Strategic Lending Corp. (the "Company"), notified Ernst & Young LLP ("Ernst & Young") that it was being dismissed as the Company's independent registered public accounting firm.

The audit reports of Ernst & Young on the Company's consolidated financial statements for the fiscal years ended December 31, 2024 and 2025 did not contain an adverse opinion or disclaimer of opinion and were not qualified or modified as to uncertainty, audit scope or accounting principles.

During the fiscal years ended December 31, 2024 and 2025, and the subsequent interim period through March 13, 2026, there were (1) no disagreements with Ernst & Young on any matter of accounting principles or practices, financial statement disclosure or auditing scope or procedure of such disagreement in its reports on the Company's financial statements for such years, and (2) no "reportable events", as such term is described in Item 304(a)(1)(v) of Regulation S-K promulgated under the Securities Exchange Act of 1934, as amended (the "Exchange Act").

The Company provided Ernst & Young with a copy of this Form 8-K prior to its filing with the Securities and Exchange Commission (the "SEC") and requested that Ernst & Young provide the Company with a letter addressed to the SEC stating whether it agrees with the above statements. A copy of Ernst & Young's letter, dated March 19, 2026, is attached as Exhibit 16.1 to this Form 8-K.

(b) Appointment of new independent registered public accounting firm

On March 19, 2026, the Audit Committee of the Board of Directors of the Company approved the appointment of Deloitte & Touche LLP ("Deloitte") to serve as the Company's independent registered accounting firm to audit the Company's consolidated financial statements for the fiscal year ending December 31, 2026.

During the fiscal years ended December 31, 2024 and 2025 and through March 19, 2026, the date of the appointment of Deloitte, neither the Company nor any person on its behalf has consulted with Deloitte with respect to either (i) the application of accounting principles to a specified transaction, either completed or proposed, or the type of audit opinion that might be rendered on the Company's consolidated financial statements or (ii) any matter that was either the subject of a "disagreement" or a "reportable event" as such terms are described in Items 304(a)(1)(iv) or 304(a)(1)(v), respectively, of Regulation S-K promulgated under the Exchange Act.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits: