Company: DTSQ
Filing Date: 2025-10-10
Form Type: DEFA14A
Source: 0001493152-25-017750
Chunk: 1

Company: DT Cloud Star Acquisition Corp
Filing Date: 2025-10-10
Form: DEFA14A
Chunk 1
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 the monthly Extension Payment once it has been made each month.

All other information in the Definitive Proxy Statement remains unchanged.

<div align='center'>SUPPLEMENT TO THE DEFINITIVE PROXY STATEMENT</div>

The following disclosures should be read in conjunction with the disclosures contained in the Definitive Proxy Statement, which should be read in its entirety. To the extent the information set forth herein differs from or updates information contained in the Definitive Proxy Statement, the information set forth herein shall supersede or supplement the information in the Definitive Proxy Statement. The terms used below, unless otherwise defined, have the meanings set forth in the Definitive Proxy Statement.

SUPPLEMENT NO. 1, DATED OCTOBER 10, 2025

(TO THE DEFINITIVE PROXY STATEMENT OF DT CLOUD STAR ACQUISITION CORPORATION DATED SEPTEMBER 22, 2025)

<div align='center'>SUPPLEMENT TO THE PROXY STATEMENT</div>

This supplement to the Definitive Proxy Statement (the “Supplement”), supplements, updates and amends the Definitive Proxy Statement of the Company filed with the SEC on September 22, 2025. The following supplemental information should be read in conjunction with the Definitive Proxy Statement, which should be read in its entirety.

The Proposal 3 on the first page of the Notice of Annual General Meeting of Shareholders is hereby amended and restated as follows:

3. a proposal to amend, by the affirmative vote of sixty-five percent (65%) of the then outstanding ordinary shares of the Company, the Company’s investment management trust agreement (the “ Trust Agreement”), dated July 24, 2024 entered into by the Company and Wilmington Trust National Association, a national banking association, as trustee (the “ trustee”), to provide the Company with the discretion to extend the date on which to commence liquidating the trust account (the “ Trust Account”) established in connection with the Company’s initial public offering (the “ IPO”) up to 12 additional times, each by a period of one month (the “ Extension”), from October 26, 2025 to October 26, 2026 by depositing into the Trust Account $75,000for all remaining public shares (the “ Extension Payment”) for each one-month extension. The Trust Amendment is attached to the accompanying proxy statement as Annex A (the “ Proposal 3” or “ Trust Amendment Proposal”);

The first paragraph on the second page of the Notice of Annual General