Missing firmware: Precision 7740 thunderbolt controller

[hpvb]

├─Thunderbolt host controller:
│     Device ID:          77954416d56a4d84c7830c713a347c3b74d5fa7d
│     Summary:            Unmatched performance for high-speed I/O
│     Current version:    41.01
│     Vendor:             Dell (TBT:0x00D4)
│     GUIDs:              49c8274e-bc6a-5707-a197-ca0c9a35bda0
│                         3f759afe-e19e-5d26-bb64-0aad84c82ac3
│                         81db9688-b112-5e24-9f92-e96f05770934
│                         1707b992-6eb5-5913-8601-6ac003d0f6c1
│     Device Flags:       • Internal device
│                         • Updatable
│                         • System requires external power source
│                         • Device stages updates

Newest version available on the Dell website is 4.56.108.009, A02 https://www.dell.com/support/home/nl-nl/drivers/driversdetails?driverid=kp2c7&oscode=wt64a&productcode=precision-17-7740-laptop

I haven't tried to install it manually