[Fire TV Android Development] LocoMexican:
This is what the terminal shows after connecting up the FTV to the computer and running the new flash you put together.

locomex12@locomex12-Presario-C700-Notebook-PC:~/Desktop/Folder$ sudo ./flash.sh

[sudo] password for locomex12:

Unmounting system...Done.

1572864+0 records in4MiB/s] [================================> ] 99% ETA 0:00:00

1572864+0 records out

805306368 bytes (805 MB, 768 MiB) copied, 128.841 s, 6.3 MB/s

768MiB 0:02:08 [5.96MiB/s] [================================>] 100%

1572864+0 records in

1572864+0 records out

805306368 bytes (805 MB, 768 MiB) copied, 128.842 s, 6.3 MB/s

Done.

Unmounting recovery...umount: /dev/disk/by-partlabel/recovery: not mounted

Done.

20480+0 records in.79MiB/s] [====================> ] 62% ETA 0:00:00

20480+0 records out

10485760 bytes (10 MB, 10 MiB) copied, 1.6648 s, 6.3 MB/s

10MiB 0:00:01 [5.94MiB/s] [=================================] 107%

20480+0 records in

20480+0 records out

10485760 bytes (10 MB, 10 MiB) copied, 1.66594 s, 6.3 MB/s

Done.

Unmounting boot...umount: /dev/disk/by-partlabel/boot: not mounted

Done.

20480+0 records in.88MiB/s] [==============================> ] 94% ETA 0:00:00

20480+0 records out

10MiB 0:00:01 [ 6MiB/s] [=================================] 158%

10485760 bytes (10 MB, 10 MiB) copied, 1.66617 s, 6.3 MB/s

20480+0 records in

20480+0 records out

10485760 bytes (10 MB, 10 MiB) copied, 1.66546 s, 6.3 MB/s

Done.

Clearing cache...mke2fs 1.42.13 (17-May-2015)

/dev/disk/by-partlabel/cache contains a ext4 file system

last mounted on /cache on Mon Aug 19 08:44:27 2019

Proceed anyway? (y,n) y

Creating filesystem with 196608 4k blocks and 49152 inodes

Filesystem UUID: 02590f1e-6fc8-4a6a-bb6d-514cdd7c4bf4

Superblock backups stored on blocks:

32768, 98304, 163840

Allocating group tables: done

Writing inode tables: done

Creating journal (4096 blocks): done

Writing superblocks and filesystem accounting information: done

Done.

1572864+0 records in1MiB/s] [================================> ] 99% ETA 0:00:00

1572864+0 records out

805306368 bytes (805 MB, 768 MiB) copied, 392.915 s, 2.0 MB/s

768MiB 0:06:32 [1.95MiB/s] [================================>] 100%

1572864+0 records in

1572864+0 records out

805306368 bytes (805 MB, 768 MiB) copied, 406.93 s, 2.0 MB/s

12920+0 records in.82MiB/s] [============================> ] 86% ETA 0:00:00

12920+0 records out

6615040 bytes (6.6 MB, 6.3 MiB) copied, 2.26916 s, 2.9 MB/s

6.31MiB 0:00:02 [2.75MiB/s] [================================> ] 99%

12920+0 records in

12920+0 records out

6615040 bytes (6.6 MB, 6.3 MiB) copied, 3.44728 s, 1.9 MB/s

19088+0 records in.83MiB/s] [=============================> ] 89% ETA 0:00:00

19088+0 records out

9773056 bytes (9.8 MB, 9.3 MiB) copied, 3.33384 s, 2.9 MB/s

9.32MiB 0:00:03 [2.77MiB/s] [================================>] 100%

19088+0 records in

19088+0 records out

9773056 bytes (9.8 MB, 9.3 MiB) copied, 5.0688 s, 1.9 MB/s

Mounting system...

Installing TWRP...

Chmodding and chconing RECOVERY...

Symlink e2fsck to 2ndinitstub...

Installing SU...

Unmounting system...

Done

locomex12@locomex12-Presario-C700-Notebook-PC:~/Desktop/Folder$