diff --git a/src/components/MainHeader.jsx b/src/components/MainHeader.jsx
index 6517c07..817e46f 100644
--- a/src/components/MainHeader.jsx
+++ b/src/components/MainHeader.jsx
@@ -84,25 +84,28 @@ export function MainHeader({
 								</span>
 							</Button>
 						)}
-						<button
-							class="btn btn--dark hint--bottom-left"
-							aria-label={i18n._(t`Share this creation publicly`)}
-							data-testid="newButton"
-							onClick={props.shareBtnHandler}
-						>
-							<svg
-								viewBox="0 0 24 24"
-								style={{
-									fill: currentItem.isPublic ? 'limegreen' : 'currentColor'
-								}}
-								strokeWidth="2"
-								strokeLinecap="round"
-								strokeLinejoin="round"
+
+						{!isNotMine && (
+							<button
+								class="btn btn--dark hint--bottom-left"
+								aria-label={i18n._(t`Share this creation publicly`)}
+								data-testid="newButton"
+								onClick={props.shareBtnHandler}
 							>
-								<path d="M18 16.08C17.24 16.08 16.56 16.38 16.04 16.85L8.91 12.7C8.96 12.47 9 12.24 9 12S8.96 11.53 8.91 11.3L15.96 7.19C16.5 7.69 17.21 8 18 8C19.66 8 21 6.66 21 5S19.66 2 18 2 15 3.34 15 5C15 5.24 15.04 5.47 15.09 5.7L8.04 9.81C7.5 9.31 6.79 9 6 9C4.34 9 3 10.34 3 12S4.34 15 6 15C6.79 15 7.5 14.69 8.04 14.19L15.16 18.34C15.11 18.55 15.08 18.77 15.08 19C15.08 20.61 16.39 21.91 18 21.91S20.92 20.61 20.92 19C20.92 17.39 19.61 16.08 18 16.08M18 4C18.55 4 19 4.45 19 5S18.55 6 18 6 17 5.55 17 5 17.45 4 18 4M6 13C5.45 13 5 12.55 5 12S5.45 11 6 11 7 11.45 7 12 6.55 13 6 13M18 20C17.45 20 17 19.55 17 19S17.45 18 18 18 19 18.45 19 19 18.55 20 18 20Z" />
-							</svg>
-							{currentItem.isPublic ? null : <Trans>Share</Trans>}
-						</button>
+								<svg
+									viewBox="0 0 24 24"
+									style={{
+										fill: currentItem.isPublic ? 'limegreen' : 'currentColor'
+									}}
+									strokeWidth="2"
+									strokeLinecap="round"
+									strokeLinejoin="round"
+								>
+									<path d="M18 16.08C17.24 16.08 16.56 16.38 16.04 16.85L8.91 12.7C8.96 12.47 9 12.24 9 12S8.96 11.53 8.91 11.3L15.96 7.19C16.5 7.69 17.21 8 18 8C19.66 8 21 6.66 21 5S19.66 2 18 2 15 3.34 15 5C15 5.24 15.04 5.47 15.09 5.7L8.04 9.81C7.5 9.31 6.79 9 6 9C4.34 9 3 10.34 3 12S4.34 15 6 15C6.79 15 7.5 14.69 8.04 14.19L15.16 18.34C15.11 18.55 15.08 18.77 15.08 19C15.08 20.61 16.39 21.91 18 21.91S20.92 20.61 20.92 19C20.92 17.39 19.61 16.08 18 16.08M18 4C18.55 4 19 4.45 19 5S18.55 6 18 6 17 5.55 17 5 17.45 4 18 4M6 13C5.45 13 5 12.55 5 12S5.45 11 6 11 7 11.45 7 12 6.55 13 6 13M18 20C17.45 20 17 19.55 17 19S17.45 18 18 18 19 18.45 19 19 18.55 20 18 20Z" />
+								</svg>
+								{currentItem.isPublic ? null : <Trans>Share</Trans>}
+							</button>
+						)}
 
 						<button
 							class="btn btn--dark hint--bottom-left"