Form 497VPU LINCOLN LIFE VARIABLE

THE LINCOLN NATIONAL LIFE INSURANCE COMPANY

Lincoln Life Variable Annuity Account N

Lincoln ChoicePlus Assurance^SM (Prime)

Supplement dated October 24, 2025 to the

Updating Summary Prospectus for Current Contractowners dated May 1, 2025

This Supplement outlines important changes to your investment options under your individual annuity contract. These changes are related to:

a) Appendix A – Funds Available Under The Contract; and

b) Appendix B – Investment Requirements.

All other provisions outlined in your variable annuity prospectus, as supplemented, remain unchanged.

Appendix A – Funds Available Under the Contract: The following fund will be added to your list of available fund options and available on or about December 2, 2025.

The Board of Trustees of Lincoln Variable Insurance Products Trust recently approved a new sub-advisory agreement between Lincoln Financial Investments Corporation and Nomura Investments Fund Advisers, a series of Nomura Investment Management Business Trust (“NIFA”) and a new sub-sub-advisory agreement between NIFA and Macquarie Investment Management Global Limited (together, the “New Sub-Advisory Agreements”). The New Sub-Advisory Agreements were approved in connection with the acquisition of Macquarie Asset Management’s U.S. and European public investments business (the “Acquisition”). The New Sub-Advisory Agreements will become effective on the closing date of the Acquisition, which is expected to be on or about November 1, 2025 (the “Acquisition Date”). As of the Acquisition Date, the following fund names will be revised accordingly. The Acquisition will not affect the fees or expenses of the funds.

All other information about the funds, including principal investment strategies, can be found in the fund’s prospectus.

Appendix B – Investment Requirements: If you have elected a Living Benefit Rider, you may be subject to the Investment Requirements outlined in the prospectus, according to which Living Benefit Rider you own and when you elected that rider. Please refer to your prospectus to determine if you are subject to Investment Requirements. The changes outlined below are effective for December 2, 2025, and are added to the existing Investment Requirements in your prospectus. All other provisions of Investment Requirements remain unchanged.

Please note that your Contract may not offer every rider impacted by these requirements.

*Riders purchased on or after November 28, 2016 (January 9, 2017 for exiting Contractowners) but prior to May 21, 2018.

You can obtain additional information by contacting your registered representative, online at www.lfg.com/vaprospectus, or by sending an email request to [email protected].

Please retain this Supplement for future reference.