diff --git a/_ont/ont-zyxel-pmg3000-d20b.md b/_ont/ont-zyxel-pmg3000-d20b.md
index b1d4a570..8799bc8c 100644
--- a/_ont/ont-zyxel-pmg3000-d20b.md
+++ b/_ont/ont-zyxel-pmg3000-d20b.md
@@ -22,7 +22,7 @@ parent: Zyxel
 | HSGMII           | Yes                                                        |
 | Optics           | SC/APC                                                     |
 | IP address       | 10.10.1.1                                                  |
-| Web Gui          | ✅ username `admin` or `guest`, password `1234` or `guest` |
+| Web Gui          | ✅ username `admin` or `guest`, password `1234` or `guest`. Not available in firmware V1.00(ABVJ.1)b1e |
 | SSH              | ✅ username `admin`, password `admin`                      |
 | Telnet           |                                                            |
 | Serial           | ✅                                                         |
@@ -56,6 +56,7 @@ The stick has a TTL 3.3v UART console (configured as 115200 8-N-1) that can be a
 - V1.00(ABVJ.0)b3s (2020)
 - V1.00(ABVJ.0)b3i (2020)
 - V1.00(ABVJ.0)b3v
+- V1.00(ABVJ.1)b1e (ca. 2024)
 - V2.50(ABVJ.0)b1b (2022)
 - V2.50(ABVJ.1)b1d (2023)