Supported video file formats, Maximum data transfer rate, Supported external subtitles – LG UQ7570PUJ 50" 4K HDR Smart LED TV User Manual
Page 122: Supported embedded subtitles format

avif, heic, heif
AVIF/HEIF
Minimum : 64 × 64
Maximum : 4800 (W) × 3600 (H)
9600 (W) × 7200 (H) (8K models only)
Supported Video File Formats
Supported Video File Formats
Maximum Data Transfer Rate
Supported External Subtitles
smi, srt, sub (MicroDVD, SubViewer 1.0/2.0), ass, ssa, txt (TMPlayer), psb (PowerDivX),
dcs (DLP Cinema)
Supported Embedded Subtitles Format
Matroska (mkv) : Sub Station Alpha (SSA), Advanced Sub Station Alpha (ASS), SRT
MP4 : Timed Text
Full HD video
H.264 1920 × 1080@60P BP/MP/[email protected] Maximum 40Mbps
HEVC 1920 × 1080@60P Main/[email protected] Maximum 40Mbps
●
ULTRA HD video (ULTRA HD models only)
H.264 3840 × 2160@30P BP/MP/[email protected] Maximum 50Mbps
HEVC 3840 × 2160@60P Main/[email protected] Maximum 60Mbps
●
HFR video (HFR support models only)
HEVC 3840 × 2160@120P Main/[email protected] Maximum 60Mbps
●
Dolby Vision video (Dolby Vision support models only)
HEVC 3840 × 2160@60P Main/[email protected] Maximum 50Mbps
HEVC 7680 × 4320@60P Main/[email protected] Maximum 100Mbps (8K models only)
●
8K video (8K models only)
AV1 7680 × 4320@60P
HEVC 7680 × 4320@60P Main/[email protected] Maximum 100Mbps
VVC 7680 × 4320@60P
●
122