Vivo V7 Plus (PD17008F) formatting user data successfully done by Hydra Tool
Screen Short:
Logs:
1. Run Qualcomm Tool of Hydra Dongle.
2. Choose Brand and Module.
3. Go to "Service"--> "Universal"
4. Choose "Ultra Power Option" from drop down menu.
5. Choose "Auto" and click "Execute".
6. Connect device to computer using USB Data Cable.
7. Wait until the operation is completed.
2. Choose Brand and Module.
3. Go to "Service"--> "Universal"
4. Choose "Ultra Power Option" from drop down menu.
5. Choose "Auto" and click "Execute".
6. Connect device to computer using USB Data Cable.
7. Wait until the operation is completed.
Screen Short:

Logs:
BRPreOperation Configuration
Brand : VIVO Model : V7 Plus (PD1708F) Storage : Auto
Loader: vivo_2_9.mbn
Port : Auto
Connection :
Searching for Qualcomm 9008 Device...Found
FriendlyName :Qualcomm HS-USB QDLoader 9008 (COM8)
SymbolicName :\??\USB#VID_05C6&PID_9008#5&241a019b&0&1#{a5dcbf10-6530-11d2-901f-00c04fb951ed}
Driver Ver :08/31/2015,2.1.2.0
Getting device info..Ok
Device MODE : Firehose
Connecting to Firehose...
Ping.. Ok
Configuration......
Identifying Chip....
Ok
Chip Configuration :
MemoryName : eMMC
MaxPayloadSizeToTargetInBytes : 1048576
MaxPayloadSizeToTargetInBytesSupported : 1048576
MaxPayloadSizeFromTargetInBytes : 4096
MaxXMLSizeInBytes : 4096
TargetName : 8953
Version : 1
*** STORAGE DEVICE INFO ***
Memory Type : eMMC
Block Size in Bytes : 512
Page Size : 512
Manufacturer ID : 21
Serial Number : 2589639888
Firmware Version : 3
Product Name : RX64MB
Physical Partitions : 3
Total Logical Blocks:
Drive [0] 61071360[29.121 GB]
Drive [1] 8192[4 MB]
Drive [2] 8192[4 MB]
Protocol : Universal
Running : Ok
Reading GPT[3]
Drive [0] 56 Items
Drive [1] 0 Items
Drive [2] 0 Items
Phone Information.....
Brand : vivo
Vendor : vivo
Model : vivo 1718
ID : OPM1.171019.026
SDK : 27
Release : 8.1.0
ABI : arm64-v8a
CPU abilist : arm64-v8a,armeabi-v7a,armeabi
Locale : en-US
Description : msm8953_64-user 8.1.0 OPM1.171019.026 eng.compil.20200103.191629 release-keys
Device : msm8953_64
Board : msm8953
Display ID : OPM1.171019.026 release-keys
Security Patch : 2020-01-01
Emmc_size : 16GB
Platform : msm8953
FRPPST : /dev/block/bootdevice/by-name/config
Fingerprint : vivo/1718/1718:8.1.0/OPM1.171019.026/compil01031916:user/release-keys
Processing Auto....
- Removing FRP
Executing ...
- Removing FRP [Zero Wipe] OkOk
- Formatting Userdata
Executing ...
- Formatting Userdata [Safe method] OkOk
Action Result : Ok
Elapsed Time : 00:00:15
Mount Everest