diff --git a/packages/connect-common/files/firmware/t3t1/releases.json b/packages/connect-common/files/firmware/t3t1/releases.json
index 340373f7dca..cc029c9112d 100644
--- a/packages/connect-common/files/firmware/t3t1/releases.json
+++ b/packages/connect-common/files/firmware/t3t1/releases.json
@@ -1,19 +1,4 @@
 [
-    {
-        "required": false,
-        "version": [2, 8, 6],
-        "min_bootloader_version": [2, 1, 6],
-        "min_firmware_version": [2, 7, 2],
-        "bootloader_version": [2, 1, 9],
-        "firmware_revision": "17f2a3256b2631823c2bad1855fab61b27985fd2",
-        "translations": ["cs-CZ", "de-DE", "es-ES", "fr-FR", "it-IT", "pt-BR"],
-        "url": "firmware/t3t1/trezor-t3t1-2.8.6.bin",
-        "fingerprint": "da8741ccfb4a328e639351dfa5dba496198016bdbd076ec02a40a52870d85e91",
-        "changelog": "* Show last typed PIN number for short period of time.\n* Add P2WSH support for Unchained BIP32 paths.\n* Simplified UI of Cardano transactions initiated by Trezor Suite.\n* Improve UI synchronization, ordering, and responsiveness.\n* Improve device responsiveness by removing unnecessary screen refreshes.\n* Bootloader 2.1.9. included\n* Show account info in ETH send/stake flow.\n* Fix ETH account number detection.\n* Fix XPUB confirmed success screen title.\n* New EVM call contract flow UI.\n* Fix translation of the 'Enable labeling' screen.",
-        "url_bitcoinonly": "firmware/t3t1/trezor-t3t1-2.8.6-bitcoinonly.bin",
-        "fingerprint_bitcoinonly": "1ff9b59fb8069e7c2234153f2f6d40a8b8d93a47f26b64f5930db0191a6879e7",
-        "changelog_bitcoinonly": "* Show last typed PIN number for short period of time.\n* Add P2WSH support for Unchained BIP32 paths.\n* Improve UI synchronization, ordering, and responsiveness.\n* Improve device responsiveness by removing unnecessary screen refreshes.\n* Bootloader 2.1.9. included\n* Fix XPUB confirmed success screen title.\n* Fix translation of the 'Enable labeling' screen."
-    },
     {
         "required": false,
         "version": [2, 8, 3],
diff --git a/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.3-bitcoinonly.bin b/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.3-bitcoinonly.bin
new file mode 100644
index 00000000000..aa454d25f83
--- /dev/null
+++ b/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.3-bitcoinonly.bin
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:49996a1a602f08809427cf3b959f3c70eeef1fcfd45f267bd6d058496a4cc37e
+size 1172992
diff --git a/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.3.bin b/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.3.bin
new file mode 100644
index 00000000000..4222ced66af
--- /dev/null
+++ b/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.3.bin
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9f68696478e09d7bf8b8f5181413d8a5386b37571dc2f5ed8511a24f4c1d35b7
+size 1555456
diff --git a/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.6-bitcoinonly.bin b/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.6-bitcoinonly.bin
deleted file mode 100644
index e92da720216..00000000000
--- a/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.6-bitcoinonly.bin
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:78a69afb22d7c0704bd40479bde3ee2d15c390a1819129cf5954643d8d65e0fc
-size 1150464
diff --git a/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.6.bin b/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.6.bin
deleted file mode 100644
index b9f0805f14a..00000000000
--- a/packages/connect-common/files/firmware/t3t1/trezor-t3t1-2.8.6.bin
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:197197aba0f412a74be96a2a6ad1537437cee67e517bd94d1cb776c263a37ffe
-size 1533440