I´m on firmware 12, have custom environments installed and my tab has disappeared

I´m on firmware 12, have custom environments installed and my tab is still there

I´m on firmware 13, have custom environments installed and my tab has disappeared

I´m on firmware 13, have custom environments installed and my tab is still there

I´m on firmware 12, never installed custom environments and my tab is gone

I´m on firmware 12, never installed custom environments and my tab is still there

I´m on firmware 13, never installed custom environments and my tab is gone

I´m on firmware 13, never installed custom environments and my tab is still there

I don't know my firmware version, have installed custom environments and my tab has disappeared

I don't know my firmware version, have installed custom environments and my tab is still there

I don't know my firmware version, never installed custom environments and my tab has disappeared