diff --git a/qortal-ui-core/src/components/start-minting.js b/qortal-ui-core/src/components/start-minting.js
new file mode 100644
index 00000000..520e7838
--- /dev/null
+++ b/qortal-ui-core/src/components/start-minting.js
@@ -0,0 +1,260 @@
+import { LitElement, html, css } from 'lit';
+import { connect } from 'pwa-helpers';
+import { store } from '../store.js';
+import { translate, get } from 'lit-translate';
+
+import '../functional-components/my-button.js';
+import { routes } from '../plugins/routes.js';
+
+class StartMinting extends connect(store)(LitElement) {
+	static get properties() {
+		return {
+			addressInfo: { type: Object },
+			mintingAccountData: { type: Array },
+			errorMsg: { type: String },
+		};
+	}
+
+	static get styles() {
+		return [
+			css`
+				.start-minting-wrapper {
+					position: absolute;
+					bottom: 130px;
+					left: 50%;
+					transform: translateX(calc(-50% - 10px));
+				}
+			`,
+		];
+	}
+
+	constructor() {
+		super();
+
+		this.addressInfo = {};
+		this.mintingAccountData = [];
+		this.errorMsg = '';
+	}
+
+	render() {
+		return html` ${this.renderStartMintingButton()} `;
+	}
+
+	firstUpdated() {
+		this.getMintingAcccounts();
+	}
+
+	async getMintingAcccounts() {
+		const myNode =
+			store.getState().app.nodeConfig.knownNodes[
+				store.getState().app.nodeConfig.node
+			];
+		const nodeUrl =
+			myNode.protocol + '://' + myNode.domain + ':' + myNode.port;
+		const url = `${nodeUrl}/admin/mintingaccounts`;
+		try {
+			const res = await fetch(url);
+			const mintingAccountData = await res.json();
+
+			this.mintingAccountData = mintingAccountData;
+		} catch (error) {
+			this.errorMsg = 'Cannot fetch minting accounts';
+		}
+	}
+
+	renderStartMintingButton() {
+		const myNode =
+			store.getState().app.nodeConfig.knownNodes[
+				store.getState().app.nodeConfig.node
+			];
+		const nodeUrl =
+			myNode.protocol + '://' + myNode.domain + ':' + myNode.port;
+		const mintingAccountData = this.mintingAccountData;
+
+		const addressInfo = this.addressInfo;
+		const rewardShares = async (minterAddr) => {
+			const url = `${nodeUrl}/addresses/rewardshares?minters=${minterAddr}&recipients=${minterAddr}`;
+			const res = await fetch(url);
+			const data = await res.json();
+			return data;
+		};
+		const address =
+			window.parent.reduxStore.getState().app?.selectedAddress?.address;
+		const nonce =
+			window.parent.reduxStore.getState().app?.selectedAddress?.nonce;
+		const publicAddress =
+			window.parent.reduxStore.getState().app?.selectedAddress
+				?.base58PublicKey;
+
+		const findMintingAccount = mintingAccountData.find((ma) =>
+			ma.publicKey.includes(publicAddress)
+		);
+		const isMinterButKeyMintingKeyNotAssigned =
+			addressInfo?.error !== 124 &&
+			addressInfo?.level === 1 &&
+			!findMintingAccount;
+
+		const removeMintingAccount = async (publicKey) => {
+			const url = `${nodeUrl}/admin/mintingaccounts?apiKey=${myNode.apiKey}`;
+
+			return await fetch(url, {
+				method: 'DELETE',
+				body: publicKey,
+			});
+		};
+
+		const makeTransactionRequest = async (lastRef) => {
+			let mylastRef = lastRef;
+			let rewarddialog1 = get('transactions.rewarddialog1');
+			let rewarddialog2 = get('transactions.rewarddialog2');
+			let rewarddialog3 = get('transactions.rewarddialog3');
+			let rewarddialog4 = get('transactions.rewarddialog4');
+
+			let myTxnrequest = await routes.transaction({
+				data: {
+					type: 38,
+					nonce: nonce,
+					params: {
+						recipientPublicKey: publicAddress,
+						percentageShare: 0,
+						lastReference: mylastRef,
+						rewarddialog1: rewarddialog1,
+						rewarddialog2: rewarddialog2,
+						rewarddialog3: rewarddialog3,
+						rewarddialog4: rewarddialog4,
+					},
+				},
+			});
+			return myTxnrequest;
+		};
+
+		const getTxnRequestResponse = (txnResponse) => {
+			if (txnResponse.success === false && txnResponse.message) {
+				throw new Error(txnResponse);
+			} else if (
+				txnResponse.success === true &&
+				!txnResponse.data.error
+			) {
+				let err6string = get('rewardsharepage.rchange21');
+				return err6string;
+			} else {
+				throw new Error(txnResponse);
+			}
+		};
+
+		const createSponsorshipKey = async () => {
+			let lastRef = await getLastRef();
+
+			let myTransaction = await makeTransactionRequest(lastRef);
+
+			getTxnRequestResponse(myTransaction);
+			return myTransaction.data;
+		};
+		const addMintingAccount = async (sponsorshipKeyValue) => {
+			const url = `${nodeUrl}/admin/mintingaccounts?apiKey=${myNode.apiKey}`;
+
+			return await fetch(url, {
+				method: 'POST',
+				body: sponsorshipKeyValue,
+			});
+		};
+
+		const getLastRef = async () => {
+			const url = `${nodeUrl}/addresses/lastreference/${address}`;
+
+			const res = await fetch(url);
+
+			const data = await res.text();
+
+			return data;
+		};
+		const startMinting = async () => {
+			this.errorMsg = '';
+			let rewardSharesList;
+			try {
+				rewardSharesList = await rewardShares(address);
+			} catch (error) {
+				this.errorMsg = 'Cannot fetch reward shares';
+				return;
+			}
+			// check to see if self-share exists
+
+			const findRewardShareData = rewardSharesList.find(
+				(rs) =>
+					rs?.mintingAccount === address && rs?.recipient === address
+			);
+			let sponsorshipKeyValue = null;
+			try {
+				if (!findRewardShareData) {
+					// if no self-share exits, create one.
+					sponsorshipKeyValue = await createSponsorshipKey();
+				} else {
+					sponsorshipKeyValue =
+						findRewardShareData.rewardSharePublicKey;
+				}
+			} catch (error) {
+				this.errorMsg = 'Cannot create sponsorship key';
+				return;
+			}
+
+			// Check to see if a sponsorship key on a newly-level 1 minter exists. If it does, remove it.
+			const findMintingAccountFromOtherUser = mintingAccountData.find(
+				(ma) => !ma.publicKey.includes(publicAddress)
+			);
+
+			try {
+				if (
+					findMintingAccountFromOtherUser &&
+					findMintingAccountFromOtherUser?.publicKey[0]
+				) {
+					await removeMintingAccount(
+						findMintingAccountFromOtherUser?.publicKey[0]
+					);
+				}
+			} catch (error) {
+				this.errorMsg = 'Failed to remove key';
+				return;
+			}
+
+			try {
+				await addMintingAccount(sponsorshipKeyValue);
+				routes.showSnackBar({
+					data: translate('becomeMinterPage.bchange19'),
+				});
+				this.getMintingAcccounts();
+			} catch (error) {
+				this.errorMsg = 'Failed to add minting key';
+				return;
+			}
+		};
+
+		return html`
+			${isMinterButKeyMintingKeyNotAssigned
+				? html`
+						<div class="start-minting-wrapper">
+							<my-button
+								label="${translate(
+									'becomeMinterPage.bchange18'
+								)}"
+								?isLoading=${false}
+								.onClick=${async () => {
+									await startMinting();
+									if (this.errorMsg) {
+										routes.showSnackBar({
+											data: this.errorMsg,
+										});
+									}
+								}}
+							></my-button>
+						</div>
+				  `
+				: ''}
+		`;
+	}
+
+	stateChanged(state) {
+		this.addressInfo = state.app.accountInfo.addressInfo;
+	}
+}
+
+window.customElements.define('start-minting', StartMinting);