As filed with the Securities and Exchange Commission on February 8, 2021

1933 Act Registration No. 333-249922

1940 Act Registration No. 811-08557

CIK No. 0001048607

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-6

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933

Pre-Effective Amendment No. 2

REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940

Amendment No. 270

Lincoln Life Flexible Premium Variable Life Account M
(Exact Name of Registrant)

Lincoln VULone2021

THE LINCOLN NATIONAL LIFE INSURANCE COMPANY
(Exact Name of Depositor)

1300 South Clinton Street

Fort Wayne, Indiana 46802

(Address of Depositor’s Principal Executive Offices)

Depositor’s Telephone Number, Including Area Code: (260) 455-2000

Craig Beazer, Esq.

The Lincoln National Life Insurance Company
150 North Radnor Chester Road
Radnor, PA 19087

(Name and Address of Agent for Service)

Copy To:

Jassmin McIver-Jones

The Lincoln National Life Insurance Company
100 N. Greene Street

Greensboro, North Carolina 27401

Approximate Date of Proposed Public Offering: Continuous

Title of Securities being registered:

Indefinite Number of Units of Interest in Variable Life Insurance Contracts.

The Registrant hereby amends this Registration Statement on such date or dates as may be necessary to delay its effective date until the Registrant shall file a further amendment which specifically states that this Registration Statement shall thereafter become effective in accordance with Section 8(a) of the Securities Act of 1933 or until the Registration Statement shall become effective on such date as the Commission, acting pursuant to said Section 8(a), shall determine.

Part A

The Prospectus for Lincoln VULone2021 is incorporated herein by reference to Pre-Effective Amendment No. 1 (File No. 333-249922) filed on February 3, 2021.

Part B

The Statement of Additional Information for Lincoln VULone2021, including the consolidated financial statement of The Lincoln National Life Insurance Company and the financial statement of Lincoln Life Flexible Premium Variable Life Account M, is incorporated herein by reference to Pre-Effective Amendment No. 1 (File No. 333-249922) filed on February 3, 2021.

This submission is being made solely to update the Power of Attorney document.